Autophage Combustion: How Alpha Impulsion is Reinventing the Rocket from the Inside Out Once the propellant is gone, the structure is dead weight and in a vehicle governed by the Tsiolkovsky rocket equation, dead weight is the enemy of performance. spaceinfo.club/autophage-combustion-how-alpha-impu…
A galaxy where star birth is happening at full speed.
This is Messier 82, better known as the Cigar Galaxy, one of the most active star-forming galaxies in our cosmic neighborhood.
At visible wavelengths, much of M82 is hidden behind thick clouds of gas and dust. But the James Webb Space Telescope can observe in infrared light, allowing it to peer through those dusty regions and reveal the galaxy's intricate structure — along with an estimated 16.5 million individual stars. And that's likely only a fraction of the total stellar population.
By combining Webb's infrared observations with Hubble's visible-light data, astronomers can build a much more complete picture of what's happening inside this remarkable galaxy.
M82's extraordinary burst of star formation was likely triggered by a close gravitational encounter with a neighboring galaxy. Ironically, this stellar boom is also generating powerful winds that blast gas and dust above and below the galaxy's disk. As this material is expelled into space, it removes the raw ingredients needed to create future generations of stars, gradually slowing the galaxy's own star-forming activity.
It's a spectacular reminder that even the most productive stellar nurseries eventually reshape — and sometimes limit — their own future.
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When a massive star reaches the end of its life, it can explode in a spectacular supernova, leaving behind a supernova remnant — an expanding cloud of gas and debris that continues to evolve for thousands of years.
Astronomers have studied these remnants for decades and have come to expect certain behaviors. Typically, the hot gas left behind emits X-rays that gradually fade over time, especially during the first few centuries after the explosion.
But in the galaxy Messier 83, things aren't so straightforward.
Using observations from NASA’s Chandra X-ray Observatory, researchers have identified more than 20 supernova remnants displaying unexpected differences in their X-ray brightness. Some appear much brighter or evolve differently than current models would predict, presenting astronomers with a fascinating cosmic puzzle.
By investigating these unusual remnants, scientists hope to better understand how supernova explosions interact with their surroundings, how heavy elements are distributed throughout galaxies, and how stellar death contributes to the ongoing cycle of cosmic evolution.
Every supernova remnant tells part of the story of how stars live, die, and help shape the universe we see today.
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At the heart of the Milky Way lies Sagittarius A* (Sgr A*), the supermassive black hole that anchors our galaxy. Now, scientists have found compelling evidence that it is generating a hot cosmic wind — a phenomenon astronomers have been searching for for more than 50 years.
This new image combines X-ray observations from NASA’s Chandra Observatory with radio data from ALMA, revealing a turbulent environment just a few light-years from the black hole.
The bright white point at the center marks Sagittarius A*, surrounded by a glowing halo of blue X-ray emission produced by extremely hot gas. Intertwined with it are orange structures representing colder gas clouds. One of the most striking features is a large cone-shaped cavity where the colder gas appears to have been cleared away, leaving behind hot X-ray-emitting material.
This cavity provides strong evidence that a powerful outflow, or wind, is pushing material outward from the vicinity of the black hole. Such winds can play a major role in shaping their surroundings, influencing how gas moves, cools, and potentially forms new stars near galactic centers.
By studying Sagittarius A*, astronomers gain a unique opportunity to understand the behavior of supermassive black holes up close — and how these cosmic giants affect the evolution of entire galaxies.
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Credits: NASA/CXC/Northwestern Univ./M. Gorski; ESO/NAOJ/NRAO; Image processing: NASA/CXC/SAO: K. Arcand, P. Edmonds
This is the innovation imperative. Not innovation as a buzzword, but as an engineering and commercial necessity. This is not a marginal improvement on existing architecture. It is a fundamental rethinking of what a rocket structure is for, and an attempt to eliminate the distinction between structure and propellant entirely. The concept is known as autophage combustion. Rather than carrying inert structure that is eventually discarded, the rocket burns its own body as it ascends. spaceinfo.club/the-rocket-equation-and-the-economi…
Innovation does not stop at achievement. Spacewear Reveals SFS3: The Next Evolution of Smart Astronaut Clothing for the ISS and Beyond - read more inside our latest article: spaceinfo.club/spacewear-reveals-sfs3-the-next-evo…
At first glance, this Hubble image appears to show a dazzling swarm of stars surrounding a bright foreground star. But look closer, and you'll find something much more distant: a dwarf irregular galaxy located about 23 million light-years away in the constellation Canis Major.
Unlike the familiar spiral shape of the Milky Way or the smooth appearance of elliptical galaxies, dwarf irregular galaxies have chaotic structures that don't fit neatly into any category. Their unusual forms often reveal a complex history of star formation and gravitational interactions.
This image was captured as part of a Hubble program designed to study how galaxies and galaxy clusters move through the universe. Because matter is distributed unevenly across cosmic scales, gravity continuously pulls on galaxies, shaping the large-scale structure of the cosmos and driving their motions over billions of years.
Even seemingly isolated galaxies like this one help astronomers map the invisible gravitational web that connects the universe.
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Artemis III: Europe Takes the Helm in a New Era of Lunar Exploration - At the center of this international endeavor stands European Space Agency astronaut Luca Parmitano, who will serve as the mission’s pilot. spaceinfo.club/artemis-iii-europe-takes-the-helm-i…
SpaceInfo Club
Autophage Combustion: How Alpha Impulsion is Reinventing the Rocket from the Inside Out
Once the propellant is gone, the structure is dead weight and in a vehicle governed by the Tsiolkovsky rocket equation, dead weight is the enemy of performance.
spaceinfo.club/autophage-combustion-how-alpha-impu…
3 days ago | [YT] | 1
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SpaceInfo Club
A galaxy where star birth is happening at full speed.
This is Messier 82, better known as the Cigar Galaxy, one of the most active star-forming galaxies in our cosmic neighborhood.
At visible wavelengths, much of M82 is hidden behind thick clouds of gas and dust. But the James Webb Space Telescope can observe in infrared light, allowing it to peer through those dusty regions and reveal the galaxy's intricate structure — along with an estimated 16.5 million individual stars. And that's likely only a fraction of the total stellar population.
By combining Webb's infrared observations with Hubble's visible-light data, astronomers can build a much more complete picture of what's happening inside this remarkable galaxy.
M82's extraordinary burst of star formation was likely triggered by a close gravitational encounter with a neighboring galaxy. Ironically, this stellar boom is also generating powerful winds that blast gas and dust above and below the galaxy's disk. As this material is expelled into space, it removes the raw ingredients needed to create future generations of stars, gradually slowing the galaxy's own star-forming activity.
It's a spectacular reminder that even the most productive stellar nurseries eventually reshape — and sometimes limit — their own future.
Want more stories like this every week?
Join the free SpaceInfo Club newsletter for weekly updates about space, astronomy, and opportunities in the space sector. Link in bio to subscribe. 🚀
Credits: NASA
1 week ago | [YT] | 7
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What happens after a star explodes?
When a massive star reaches the end of its life, it can explode in a spectacular supernova, leaving behind a supernova remnant — an expanding cloud of gas and debris that continues to evolve for thousands of years.
Astronomers have studied these remnants for decades and have come to expect certain behaviors. Typically, the hot gas left behind emits X-rays that gradually fade over time, especially during the first few centuries after the explosion.
But in the galaxy Messier 83, things aren't so straightforward.
Using observations from NASA’s Chandra X-ray Observatory, researchers have identified more than 20 supernova remnants displaying unexpected differences in their X-ray brightness. Some appear much brighter or evolve differently than current models would predict, presenting astronomers with a fascinating cosmic puzzle.
By investigating these unusual remnants, scientists hope to better understand how supernova explosions interact with their surroundings, how heavy elements are distributed throughout galaxies, and how stellar death contributes to the ongoing cycle of cosmic evolution.
Every supernova remnant tells part of the story of how stars live, die, and help shape the universe we see today.
Want more stories like this every week?
Join the free SpaceInfo Club newsletter for weekly updates about space, astronomy, and opportunities in the space sector. Link in bio to subscribe. 🚀
Credits: NASA
1 week ago | [YT] | 4
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Artemis III: The Mission Profile That Will Shape Humanity’s Return Beyond Earth - And more within this week’s newsletter. Have you already joined?
spaceinfo.beehiiv.com/p/artemis-iii-the-mission-pr…
1 week ago | [YT] | 1
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A long-sought cosmic wind finally revealed.
At the heart of the Milky Way lies Sagittarius A* (Sgr A*), the supermassive black hole that anchors our galaxy. Now, scientists have found compelling evidence that it is generating a hot cosmic wind — a phenomenon astronomers have been searching for for more than 50 years.
This new image combines X-ray observations from NASA’s Chandra Observatory with radio data from ALMA, revealing a turbulent environment just a few light-years from the black hole.
The bright white point at the center marks Sagittarius A*, surrounded by a glowing halo of blue X-ray emission produced by extremely hot gas. Intertwined with it are orange structures representing colder gas clouds. One of the most striking features is a large cone-shaped cavity where the colder gas appears to have been cleared away, leaving behind hot X-ray-emitting material.
This cavity provides strong evidence that a powerful outflow, or wind, is pushing material outward from the vicinity of the black hole. Such winds can play a major role in shaping their surroundings, influencing how gas moves, cools, and potentially forms new stars near galactic centers.
By studying Sagittarius A*, astronomers gain a unique opportunity to understand the behavior of supermassive black holes up close — and how these cosmic giants affect the evolution of entire galaxies.
Want more stories like this every week?
Join the free SpaceInfo Club newsletter for weekly updates about space, astronomy, and opportunities in the space sector. Link in bio to subscribe. 🚀
Credits: NASA/CXC/Northwestern Univ./M. Gorski; ESO/NAOJ/NRAO; Image processing: NASA/CXC/SAO: K. Arcand, P. Edmonds
1 week ago | [YT] | 5
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Space to Safer Cities: @EuropeanSpaceAgency ESA’s New Tool Tracks Urban Growth in Hazard-Prone Region - Are we building the future in the right places?
spaceinfo.club/from-space-to-safer-cities-esas-new…
1 week ago | [YT] | 1
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SpaceInfo Club
This is the innovation imperative. Not innovation as a buzzword, but as an engineering and commercial necessity.
This is not a marginal improvement on existing architecture. It is a fundamental rethinking of what a rocket structure is for, and an attempt to eliminate the distinction between structure and propellant entirely.
The concept is known as autophage combustion. Rather than carrying inert structure that is eventually discarded, the rocket burns its own body as it ascends.
spaceinfo.club/the-rocket-equation-and-the-economi…
1 week ago | [YT] | 2
View 1 reply
SpaceInfo Club
Innovation does not stop at achievement. Spacewear Reveals SFS3: The Next Evolution of Smart Astronaut Clothing for the ISS and Beyond - read more inside our latest article: spaceinfo.club/spacewear-reveals-sfs3-the-next-evo…
2 weeks ago | [YT] | 1
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A “starry” galaxy far, far away.
At first glance, this Hubble image appears to show a dazzling swarm of stars surrounding a bright foreground star. But look closer, and you'll find something much more distant: a dwarf irregular galaxy located about 23 million light-years away in the constellation Canis Major.
Unlike the familiar spiral shape of the Milky Way or the smooth appearance of elliptical galaxies, dwarf irregular galaxies have chaotic structures that don't fit neatly into any category. Their unusual forms often reveal a complex history of star formation and gravitational interactions.
This image was captured as part of a Hubble program designed to study how galaxies and galaxy clusters move through the universe. Because matter is distributed unevenly across cosmic scales, gravity continuously pulls on galaxies, shaping the large-scale structure of the cosmos and driving their motions over billions of years.
Even seemingly isolated galaxies like this one help astronomers map the invisible gravitational web that connects the universe.
Want more stories like this every week?
Join the free SpaceInfo Club newsletter for weekly updates about space, astronomy, and opportunities in the space sector. Link in bio to subscribe. 🚀
Credits: NASA Hubble
2 weeks ago | [YT] | 7
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Artemis III: Europe Takes the Helm in a New Era of Lunar Exploration - At the center of this international endeavor stands European Space Agency astronaut Luca Parmitano, who will serve as the mission’s pilot.
spaceinfo.club/artemis-iii-europe-takes-the-helm-i…
2 weeks ago | [YT] | 2
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