Black Hole Winds at 60,000 km/s: First Real-Time Observation of Galactic Super-Eruptions

<v Speaker 1>Welcome to Bedtime Astronomy. Explore the wonders of the cosmos
<v Speaker 1>with our soothing Bedtime Astronomie podcast. Each episode offers a
<v Speaker 1>gentle journey through the stars, planets, and beyond, perfect for
<v Speaker 1>unwinding after a long day. Let's travel through the mysteries
<v Speaker 1>of the universe as you drift off into a peaceful
<v Speaker 1>slumber under the night sky.
<v Speaker 2>Okay, let's unpack this. If you are looking for just
<v Speaker 2>an immediate jolt of cosmic adrenaline, I think we found
<v Speaker 2>it for you today.
<v Speaker 3>Oh.
<v Speaker 4>Absolutely, this one is special.
<v Speaker 2>We are jumping into a discovery centered on a super
<v Speaker 2>massive black hole that well, it decided to put the
<v Speaker 2>pedal to the metal, so to speak. It whipped up
<v Speaker 2>this blast of material traveling at a speed that it
<v Speaker 2>almost defies comprehension.
<v Speaker 4>It really does. I mean, we're talking about cosmic winds
<v Speaker 4>that reached sixty thousand kilometers per second.
<v Speaker 2>Eight thousand kilometers yeah per second. Yeah, that isn't just fast,
<v Speaker 2>that's what one fifth the speed of light.
<v Speaker 4>It's a fifth of the speed of light. To put
<v Speaker 4>that in perspective, something moving that fast could circle the
<v Speaker 4>entire Earth about one and a half times in a
<v Speaker 4>single second.
<v Speaker 2>Wow. Okay, so this event was spotted by an international
<v Speaker 2>team and it's really pushing what we know about how
<v Speaker 2>these things work, revealing this this whole new level of
<v Speaker 2>energy release.
<v Speaker 4>And a new level of speed. And I don't just
<v Speaker 4>mean the speed of the wind itself, which is, you know,
<v Speaker 4>obviously the big headline number, the central nugget of knowledge here.
<v Speaker 4>The thing we really need to synthesize isn't just how
<v Speaker 4>fast it was traveling, but how fast it was formed. Ah,
<v Speaker 4>this entire system went from a you know, a relatively
<v Speaker 4>stable state to just full throttle producing these ultra fast
<v Speaker 4>winds in what the researcher is measured as a matter
<v Speaker 4>of hours, a single day at most.
<v Speaker 2>That's the truly unprecedented part. I mean to capture a
<v Speaker 2>major astrophysical event, something that affects an entire galaxy, and
<v Speaker 2>watch it unfold in less than twenty four hours. That's extraordinary.
<v Speaker 4>It's all about the time. It's the causality. We are
<v Speaker 4>seeing for the first time, this immediate, unambiguous link between
<v Speaker 4>a flare of X ray light and this expulsion of matter.
<v Speaker 2>So it forces us to ask what kind of engine
<v Speaker 2>can possibly operate that efficiently and that quickly.
<v Speaker 4>That's the question.
<v Speaker 2>Okay, So before we can answer that, we really have
<v Speaker 2>to set the cosmic scene. Where are we. We're traveling
<v Speaker 2>about one hundred and twenty million light.
<v Speaker 4>Years away, which is pretty close in cosmic terms, a neighbor, really, and.
<v Speaker 2>We're zeroing in on this beautiful spiral galaxy called NNGC
<v Speaker 2>three seven eighty three. And the sources say this one's
<v Speaker 2>pretty well known to astronomers, right, Hubble has imaged it before.
<v Speaker 4>Oh yeah, it's a classic textbook example really of something
<v Speaker 4>we call an active galactic nucleus or AGN.
<v Speaker 2>And the action is all happening right at its core exactly.
<v Speaker 4>The real monster lives right at the center. The engine
<v Speaker 4>driving all of this is a super massive black hole,
<v Speaker 4>and it is immense. The research pins its mass at
<v Speaker 4>the equivalent of thirty million suns.
<v Speaker 2>Thirty million solar masses.
<v Speaker 4>Yeah.
<v Speaker 2>I think sometimes those numbers just kind of wash over
<v Speaker 2>us because they're so far beyond human experience.
<v Speaker 3>They are.
<v Speaker 4>I mean, try to imagine something thirty million times the
<v Speaker 4>mass of our Sun, all compressed into a space that's
<v Speaker 4>smaller than our solar system. The way it warps space
<v Speaker 4>time is just staggering.
<v Speaker 2>And that's what fuels the fireworks we're seeing.
<v Speaker 4>And crucially, this black hole isn't just sitting there. It's active.
<v Speaker 4>It's feasting on nearby material gas, dust, stars that get
<v Speaker 4>too close and as.
<v Speaker 2>That material spirals in, it heats.
<v Speaker 4>Up to trillions of degrees. It forms what we call
<v Speaker 4>an accretion disc and the light, the energy released from
<v Speaker 4>that disc, it's so powerful it actually outshines all the
<v Speaker 4>billions of stars and the rest of the galaxy combined.
<v Speaker 4>That luminous core is the AGN.
<v Speaker 2>And it's not just light. As the material swirls towards
<v Speaker 2>the event horizon, it's throwing off these massive winds and
<v Speaker 2>sometimes jets. It's the universe's way of what releasing the
<v Speaker 2>excess energy.
<v Speaker 4>Precisely, it's converting that gravitational potential energy into mediation and
<v Speaker 4>kinetic energy. That's why these agians are such crucial laboratories
<v Speaker 4>for high energy physics. It's where the most powerful processes
<v Speaker 4>in the universe happen, which.
<v Speaker 2>Brings us back to the timeline the real mystery here.
<v Speaker 2>So astronomers are watching this agn and they spot a
<v Speaker 2>sharp X ray flare erupt from the core.
<v Speaker 4>Right it was intense, but it was also very brief.
<v Speaker 4>It faded away quickly.
<v Speaker 2>But what happened right after that was the birth of
<v Speaker 2>these ultra fast wins.
<v Speaker 4>And the key finding is that on a cosmic scale,
<v Speaker 4>the action was virtually instantaneous. I mean, before this, we
<v Speaker 4>had seen these kinds of outflows, but we saw them
<v Speaker 4>as these steady, persistent features over weeks or months.
<v Speaker 2>So we knew they existed, but not how they started.
<v Speaker 4>We didn't know the trigger. But to catch the winds
<v Speaker 4>emerging in just a single day, maybe even just a
<v Speaker 4>few hours, that suggests a completely different physical mechanism. It's
<v Speaker 4>not a slow burn process.
<v Speaker 2>Okay, So what would a slow process even look like
<v Speaker 2>in an environment like this? What does that speed of
<v Speaker 2>formation rule out?
<v Speaker 4>Well, a slow process might be something like a thermal instability.
<v Speaker 4>You know, if the black hole's feeding rate gradually increases,
<v Speaker 4>the disc heats up, and that heat takes time weeks,
<v Speaker 4>maybe months, to build up enough pressure to launch a
<v Speaker 4>massive wind.
<v Speaker 2>Like slowly boiling a giant pot of water.
<v Speaker 4>Exactly until the steam pressure finally lifts the lid. But
<v Speaker 4>this event, this is more like a cosmic flashbulb going
<v Speaker 4>off that triggers an immediate mechanical.
<v Speaker 2>Response, an explosion, not a boil.
<v Speaker 4>Over precisely, the system reacts almost instantly. It means the
<v Speaker 4>driving force has to be linked directly to that sudden
<v Speaker 4>energy release, the X ray flare itself. It suggests the
<v Speaker 4>energy was already there, stored up, coiled and stressed, and
<v Speaker 4>the flare was just the trigger that released it all
<v Speaker 4>at once, which.
<v Speaker 2>Is why that quote from the lead researcher, Lee Goo
<v Speaker 2>is so important. He said, for the first time, we've
<v Speaker 2>seen how a rapid burst of X ray light from
<v Speaker 2>a black hole immediately triggers ultra fast winds, with.
<v Speaker 4>These winds forming in just a single day, that word immediately,
<v Speaker 4>that's the cornerstone of the whole discovery.
<v Speaker 2>The black hole went from a high tension state to
<v Speaker 2>an explosive release in the time it takes the Earth
<v Speaker 2>to spin once. This basically closes the door on any
<v Speaker 2>of those gradual, long term processes being responsible.
<v Speaker 4>It does, and it forces us to look toward the
<v Speaker 4>most dynamic, most efficient energy transfer mechanisms we know of
<v Speaker 4>in the cosmos.
<v Speaker 2>Which of course requires some seriously precise tools to observe.
<v Speaker 2>In the first place, you can't just point any telescope
<v Speaker 2>at this and catch it.
<v Speaker 4>No, absolutely not. To capture a fleeting event like this
<v Speaker 4>required world class X ray instruments working in perfect sync.
<v Speaker 2>So this is where we get to the tools of
<v Speaker 2>the trade. This was a joint discovery, a collaboration between
<v Speaker 2>two major space telescopes.
<v Speaker 4>Correct, and they have to be in space because our
<v Speaker 4>atmosphere thankfully shields us from X rays, so you need
<v Speaker 4>to get above it. The two players here were the
<v Speaker 4>European Space Agency's XMM Newton, the veteran the veteran yes,
<v Speaker 4>it's been up there for over twenty five years, a
<v Speaker 4>real workhourse, and the other was the JXA led Xriisum.
<v Speaker 2>Mission, the newcomer just launched when this event.
<v Speaker 4>Was spotted, exactly a brand new eye on the sky.
<v Speaker 2>So let's start with XMM Newton. What was its specific
<v Speaker 2>job here?
<v Speaker 4>You can think of XMM Newton as the wide field camera.
<v Speaker 4>It gives you the big picture, the overall context. It
<v Speaker 4>tracked the evolution of that initial X ray flare and
<v Speaker 4>helped to define the sheer scoop of the winds, how
<v Speaker 4>big they were. It provided the foundational, visual and temporal context.
<v Speaker 2>But to get that crucial number that's sixty thousand kilometers
<v Speaker 2>per second. You needed something more specialized.
<v Speaker 4>That's where xriism comes in the X ray Imaging and
<v Speaker 4>Spectroscopy mission, And the keyword there is spectroscopy. XARISM was
<v Speaker 4>designed for one thing above all else, high resolution spectroscopy.
<v Speaker 4>And that's what made the difference between seeing a fast
<v Speaker 4>wind and knowing its exact speed and its physical structure.
<v Speaker 2>Okay, let's slow down here, because this is the core
<v Speaker 2>of the measurement. The speed is determined by the Doppler shift.
<v Speaker 2>Most of us have probably heard of this with sound,
<v Speaker 2>you know, a siren changing pitch as it passes you.
<v Speaker 2>How does that work with light from the black hole?
<v Speaker 4>It's a great question, and it's the same fundamental principle. Light,
<v Speaker 4>including X ray light, behaves as a wave, and when
<v Speaker 4>the thing emitting that light is moving incredibly fast, the
<v Speaker 4>wavelength of the light appears to change.
<v Speaker 2>So if this wind is flying toward.
<v Speaker 4>Us, the waves get compressed, they get squished together, they
<v Speaker 4>shift to a shorter wavelength, which we call a blue shift.
<v Speaker 4>If it were moving away, the waves would be stretched out,
<v Speaker 4>and that's a red shift.
<v Speaker 2>So astronomers aren't just looking at the overall X ray brightness.
<v Speaker 2>They're looking for a specific fingerprint.
<v Speaker 4>A fingerprint exactly every element, iron, oxygen, silicon, they absorb
<v Speaker 4>or emit light at very specific known wavelengths. They create
<v Speaker 4>these sharp lines in the spectrum like a barcode, perfect analogy,
<v Speaker 4>a barcode for that element. If the lines are where
<v Speaker 4>you expect them to be, the material is stationary. But
<v Speaker 4>if that barcode is shifted way over to the blue
<v Speaker 4>end of the spectrum, you know that material is moving
<v Speaker 4>towards you at an incredible speed, and how much which
<v Speaker 4>it shifted tells you exactly how fast it's going.
<v Speaker 2>And to measure a shift that corresponds to sixty thousand
<v Speaker 2>kilometers a second, you need an instrument that can see
<v Speaker 2>that barcode with incredible clarity.
<v Speaker 4>That's the job of xriism's resolve instrument. It's the superstar here.
<v Speaker 4>It's a microcalorimeter, which means it measures the energy of
<v Speaker 4>each individual X ray photon with unbelievable precision. It's the
<v Speaker 4>difference between seeing a blurry color and seeing sixteen million
<v Speaker 4>distinct shades of that color. It can resolve those spectral
<v Speaker 4>lines so finely.
<v Speaker 2>So to put it all together, XMM Newton gave the
<v Speaker 2>big picture of the what and when, and then XRISM
<v Speaker 2>came in with its high resolution laser's begun and nailed
<v Speaker 2>down the how fast.
<v Speaker 4>That is the perfect analogy. And because this whole thing
<v Speaker 4>was over so quickly, they had to coordinate these two
<v Speaker 4>massive independent space telescopes to catch that one fleeting moment.
<v Speaker 4>As one of the project scientists said, it was a
<v Speaker 4>successful collaboration that allowed them to find something we've not seen.
<v Speaker 2>Before, an incredible technical achievement in itself. Okay, so we
<v Speaker 2>know the where, the when, and the how, how, we
<v Speaker 2>have to talk about the physics. What kind of mechanism
<v Speaker 2>can take the energy from an X ray flare and
<v Speaker 2>almost instantly use it to launch material at a fifth
<v Speaker 2>of the speed of light.
<v Speaker 4>This is where we get to the heart of it.
<v Speaker 4>And the proposed mechanism is magnetism.
<v Speaker 2>Magnetism not gravity, not directly.
<v Speaker 4>Because the reaction was so fast flare then wind boom boom.
<v Speaker 4>It can't be a gradual force like thermal pressure. The
<v Speaker 4>team proposed that these winds were created when the AGNs
<v Speaker 4>tangled magnetic field suddenly and violently untwisted itself.
<v Speaker 2>And this is where it gets really interesting, because as
<v Speaker 2>strange as that sounds, there's actually a surprisingly familiar parallel
<v Speaker 2>happening right in our own backyard.
<v Speaker 3>There is.
<v Speaker 4>But first, let's just visualize the scene around that black hole.
<v Speaker 4>You have this accretion disk of plasma ionized gas swirling
<v Speaker 4>at near relativistic speeds. Right that swirling conductive material acts
<v Speaker 4>like a massive cosmic dynamo, generating unbelievably powerful magnetic fields.
<v Speaker 4>And because the plasma is moving chaotically, these field lines
<v Speaker 4>get stretched and twisted and tangled.
<v Speaker 2>Up, so they're storing energy, an enormous.
<v Speaker 4>Amount of energy, like gigantic cosmic rubber bands. Being wound
<v Speaker 4>tighter and tighter and tighter, and of the.
<v Speaker 2>X ray flare is the sign that something.
<v Speaker 4>Snapped exactly At some point, the tension stored in those
<v Speaker 4>twisted magnetic loops hits a critical point, the field lines
<v Speaker 4>break and then rapidly reconfigure into a simpler, lower energy state.
<v Speaker 4>That process is called magnetic reconnection.
<v Speaker 2>And that release of energy is explosive.
<v Speaker 4>It's explosive and violent, and that sudden burst of energy
<v Speaker 4>doesn't just create the X ray light of the flare.
<v Speaker 4>It immediately gives a huge kick, a huge amount of
<v Speaker 4>kinetic energy to the plasma that's caught up in those
<v Speaker 4>snapping field lines. It launches it away from the black hole.
<v Speaker 4>The magnetic field acts as an incredibly efficient slingshot.
<v Speaker 2>And here's the crazy part. The sources make an explicit
<v Speaker 2>link between this process and our own Sun.
<v Speaker 4>They do. This explosive release of magnetically driven material is
<v Speaker 4>what's behind solar coronal mass ejections or CMEs. It's the
<v Speaker 4>Sun's way of, you know, clearing its throat, hurling these
<v Speaker 4>huge streams of plasma out into the Solar system.
<v Speaker 2>So the fundamental insight of the study is that the
<v Speaker 2>physics is basically the same. The winds from this black
<v Speaker 2>hole resemble CMEs. It suggests these giant, mysterious objects sometimes
<v Speaker 2>behave according to the same magnetic principles as our own star.
<v Speaker 4>It makes them seem a little less alien. As the
<v Speaker 4>paper puts it.
<v Speaker 2>Wait, thirty million suns behaving like our one son. The scale, difference,
<v Speaker 2>the gravity, the environment, it's all so different. How can
<v Speaker 2>the physics really be the same.
<v Speaker 4>And that's the critical point. We're not saying the black
<v Speaker 4>hole is identical to the Sun. We're saying the underlying
<v Speaker 4>mechanism of energy release. This magnetic reconnection is universal. The
<v Speaker 4>energy source is different, the scale is mind bogglingly different,
<v Speaker 4>but the way magnetic energy is suddenly and explosively converted
<v Speaker 4>into kinetic energy is the same. It's a beautiful example
<v Speaker 4>of the universality of physical laws, and.
<v Speaker 2>This brings us right to the aha moment of that
<v Speaker 2>scale comparison. Let's just drive this home. The black hole
<v Speaker 2>winds we said reached sixty thousand kilometers per second.
<v Speaker 4>Sixty thousand. Now, contrast that with really intense solar flare
<v Speaker 4>and CME from our Sun. The sources site one from
<v Speaker 4>around November eleventh. The winds from that eruption were measured
<v Speaker 4>at initial speeds of about fifteen hundred kilometers per second.
<v Speaker 2>Fifteen hundred Yeah, so the black Holes version of a
<v Speaker 2>CME is forty times faster than one of the most
<v Speaker 2>powerful ones ever measured from our Sun.
<v Speaker 4>Forty times. That single number tells you everything you need
<v Speaker 4>to know about the difference in the energy budget. The
<v Speaker 4>Sun's flares are driven by magnetic tension in the plasma
<v Speaker 4>above its surface. The black holes flares are driven by
<v Speaker 4>magnetic tension in an accretion disc swirling at a huge
<v Speaker 4>fraction of the speed of light compressed by thirty million
<v Speaker 4>solar masses of gravity. The energy reservoir is just vastly larger.
<v Speaker 2>So the incredible speed of the wind proves its massively
<v Speaker 2>energetic launch, and the incredible speed of its formation proves
<v Speaker 2>it's a direct, instantaneous trigger rooted in magnetism exactly.
<v Speaker 4>And this transfer of energy from the black hole out
<v Speaker 4>into the galaxy, it's not just a localized fireworks display.
<v Speaker 4>It's the defining process that regulates the fate of the
<v Speaker 4>entire galaxy.
<v Speaker 2>And that's the perfect transition we have to connect this
<v Speaker 2>discovery to the bigger picture of galaxy evolution. This is
<v Speaker 2>so what for the entire universe, right.
<v Speaker 4>This moves us from a single event at a single
<v Speaker 4>black hole to the history of all cosmic structure. We've
<v Speaker 4>known for a while that black holes in their host
<v Speaker 4>galaxies are linked rough something we call feedback, and these
<v Speaker 4>windy AGNs are a huge part of that.
<v Speaker 2>This ultrafast wind is one of the most powerful forms
<v Speaker 2>of that feedback. I mean, just imagine the sheer kinetic
<v Speaker 2>force of that much material hitting the rest of the
<v Speaker 2>galaxy at sixty thousand kilometers a second.
<v Speaker 4>It's like a cosmic hurricane. And when that stream of
<v Speaker 4>plasma slams into the gas and dust and the host
<v Speaker 4>galaxy the raw fuel for new stars, it has a major.
<v Speaker 2>Impact, specifically on star formation.
<v Speaker 4>Yes, galaxies make new stars when these big clouds of cold,
<v Speaker 4>dense gas collapse under their own gravity. That's the stellar nursery.
<v Speaker 4>This agn wind, traveling at a fifth of the speed
<v Speaker 4>of light, acts like a high energy snowplow.
<v Speaker 2>It just clears everything out.
<v Speaker 4>It acts in two ways. First, yes, the sheer mechanical
<v Speaker 4>force pushes the gas right out of the galaxy central regions.
<v Speaker 4>It removes the fuel. But second, and maybe even more importantly,
<v Speaker 4>the shock waves from the wind violently heat up whatever
<v Speaker 4>gas is left behind.
<v Speaker 2>Okay, so why is heating the gas so important? What
<v Speaker 2>does that do well.
<v Speaker 4>For a gas cloud to collapse and form a star,
<v Speaker 4>gravity has to win. It has to overcome the cloud's
<v Speaker 4>internal pressure. When gas is very cold, its pressure is low,
<v Speaker 4>and gravity wins easily.
<v Speaker 2>Makes sense.
<v Speaker 4>But when this agn win blasts through and heats that
<v Speaker 4>gas to millions of degrees, the gas becomes diffuse and
<v Speaker 4>its internal thermal pressure just skyrockets. That pressure pushes back
<v Speaker 4>hard against gravity, and it prevents the clouds from ever collapsing.
<v Speaker 2>So the black hole doesn't just gently influence its galaxy,
<v Speaker 2>it can effectively starve it, shutting down star formation for
<v Speaker 2>hundreds of millions of years.
<v Speaker 4>It's a galactic thermostat, and this is crucial for our
<v Speaker 4>models of the universe. For years, astrophysicists using simulations had
<v Speaker 4>this puzzle, why did the biggest galaxies stop forming stars
<v Speaker 4>so early in cosmic history? Their models predicted they should
<v Speaker 4>have just kept going, but they didn't. They didn't and
<v Speaker 4>ag and feedback, specifically through these kinds of powerful high
<v Speaker 4>velocity wins, provides the missing mechanism. It's the breaking system.
<v Speaker 4>It shuts down the stellar production line.
<v Speaker 2>And the fact that we saw this whole process the
<v Speaker 2>trigger flair to the actual wind kickoff in just a
<v Speaker 2>day that gives cosmologists a new piece of data for
<v Speaker 2>their models. It says the regulatory system can be switched
<v Speaker 2>on much much faster than we thought.
<v Speaker 4>The speed confirms the efficiency the black hole can respond
<v Speaker 4>to a change in its diet and initiate this galaxy
<v Speaker 4>wide suppression almost instantly. This is what team member Camille
<v Speaker 4>d Is was getting at. She said, knowing more about
<v Speaker 4>the magnetism of agms is key to understanding the history
<v Speaker 4>of galaxies throughout the universe.
<v Speaker 2>That's a huge claim. The tiny magnetic fields around a
<v Speaker 2>black hole dictate the history of the entire cosmos.
<v Speaker 4>It elevates the importance of plasma physics. We have to
<v Speaker 4>look beyond just gravity to understand how galaxies truly evolve,
<v Speaker 4>and this observation in NGC through seven eighty three gives
<v Speaker 4>us that critical insight. It shows magnetic energy release is
<v Speaker 4>a major driver of cosmic.
<v Speaker 2>Evolution, which brings us back full circle to this idea
<v Speaker 2>of a synthesis of universal physics. We started by noting
<v Speaker 2>how this black hole wind looked a lot like a
<v Speaker 2>solar cme. The sources conclude that finding such similar physics
<v Speaker 2>at work across these vast scales, it suggests that solar
<v Speaker 2>and high energy physics may work in surprisingly familiar ways
<v Speaker 2>throughout the universe.
<v Speaker 4>It really underscores the elegance of the cosmos. The fundamental
<v Speaker 4>forces at play near that accretion disk gravity shaping it,
<v Speaker 4>but electromagnetism driving the explosion, are the same forces at
<v Speaker 4>work on the surface of our own sun. This rapid
<v Speaker 4>flare to wind mechanism provides that missing instantaneous link in
<v Speaker 4>the energy cycle.
<v Speaker 2>It also proves the value of having instruments like xrism
<v Speaker 2>ready and waiting. It shows that these huge galaxy altering
<v Speaker 2>events can be incredibly brief, and you need the right
<v Speaker 2>tools at the right time to capture them.
<v Speaker 4>It's a snapshot of a galaxy's life being changed in
<v Speaker 4>under twenty four hours, a truly remarkable observational feat.
<v Speaker 2>This has been an incredibly rapid exploration of a genuinely
<v Speaker 2>instantaneous cosmic event. Let's try and recap the core nuggets
<v Speaker 2>for everyone.
<v Speaker 3>Let's do it.
<v Speaker 2>So we went to the spiral galaxy NGC three seven
<v Speaker 2>eighty three, home to a thirty million solar mass.
<v Speaker 4>Black hole, and that black hole erupted with a powerful
<v Speaker 4>X ray flare, which immediately triggered ultrafast.
<v Speaker 2>Winds traveling it is staggering sixty thousand kilometers per second.
<v Speaker 2>That's one fifth the speed of light.
<v Speaker 4>And this whole blast was formed in just a single day,
<v Speaker 4>which points directly to the mechanism. The sudden untwisting of
<v Speaker 4>tangled magnetic field lines, an.
<v Speaker 2>Action that looks a lot like a solar cme from
<v Speaker 2>our own Sun, only about forty times more powerful.
<v Speaker 4>And all of this was measured by the brilliant collaboration
<v Speaker 4>between two telescopes, the veteran Xemnem Newton providing the context, and.
<v Speaker 2>The newcomer XRISM using its high resolution spectrometer to nail
<v Speaker 2>down the precise speed and timing.
<v Speaker 4>And finally we connected this single event to the biggest
<v Speaker 4>picture of all. These rapid magnetically driven winds are crucial
<v Speaker 4>for galaxy evolution. They heat and expel gas, suppressing star formation.
<v Speaker 2>Proving that the physics of electromagnetism operates with a familiar,
<v Speaker 2>elegant and overwhelming power across every single scale in the universe.
<v Speaker 2>Best's story which leads us with the final thought to
<v Speaker 2>mole over consider the universality of the forces we see
<v Speaker 2>around us. We feel gravity every day, but here we're
<v Speaker 2>seeing electromagnetism, the same force that makes a compass work,
<v Speaker 2>driving the most dramatic energy releases in the cosmos.
<v Speaker 4>It's really profound the fact that the same physical instability,
<v Speaker 4>the untwisting of a magnetic field, can cause a little
<v Speaker 4>hiccup on our Sun and a galaxy altering event powered
<v Speaker 4>by a thirty million solar mass black hole. It just
<v Speaker 4>speaks to the underlying simplicity of cosmic laws.
<v Speaker 2>It forces you to appreciate that magnetism doesn't just influence things.
<v Speaker 2>It often dictates the fate of matter and energy across
<v Speaker 2>dozens of orders of magnitude.
<v Speaker 4>So the next time you see your report about a solar.
<v Speaker 3>Flare pass
<v Speaker 2>The Nations, dais