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Posts by AAS Nova

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Water Vapor Around a Sizzling Supergiant: High-Resolution Spectroscopy of B[e] Supergiant LHA 115-S 18 Researchers have detected water vapor around a B[e] supergiant star for the first time, indicating a likely binary companion for LHA 115-S 18.

Researchers have detected water vapor around a B[e] supergiant star for the first time, indicating a likely binary companion for LHA 115-S 18. 🔭🧪 aasnova.org/2026/04/17/w...

1 day ago 21 11 1 0
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Enhancing the Sharpest Images Event Horizon Telescope images are already some of the sharpest in all of astronomy. A new algorithm might be able to squeeze even more information out of them with complex statistical modeling.

Event Horizon Telescope images are already some of the sharpest in all of astronomy. A new algorithm might be able to squeeze even more information out of them with complex statistical modeling. aasnova.org/2026/04/15/e... 🔭🧪 @bhi-harvard.bsky.social

3 days ago 18 3 0 1
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Observing the End of Star Formation in Galaxies Astrobites reports on a study of galaxies that are on the brink of entering their

Shalini Kurinchi-Vendhan reports for @astrobites.bsky.social on a study of galaxies that are on the brink of entering their “quiet” phase. aasnova.org/2026/04/14/o... 🔭

4 days ago 4 2 0 0
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Comets Are Lizards: Watching C/2023 P1 Regrow Its Tail A comet tangled with a coronal mass ejection and lost part of its tail in the process.

A comet tangled with a coronal mass ejection and lost part of its tail in the process. aasnova.org/2026/04/13/c... 🔭🧪 @georgemasonu.bsky.social

5 days ago 7 1 0 1
Featured Image: Massive Stars in the Making JWST examines one of the most active star-forming regions in the Milky Way, where two massive protoclusters are shaping 10,000 solar masses of gas into new stars.

JWST examines one of the most active star-forming regions in the Milky Way, where two massive protoclusters are shaping 10,000 solar masses of gas into new stars. aasnova.org/2026/04/10/f... 🔭🧪

1 week ago 14 4 0 0
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AAS Media Fellowship Now Open for Applications Are you an astronomy graduate student who’s interested in science communication? Apply for the AAS Media Fellowship by June 26!

Are you an astronomy graduate student who’s interested in science communication? Apply for the AAS Media Fellowship by June 26! aasnova.org/2026/04/08/a... 🔭 @aas.org

1 week ago 6 10 0 0
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A Potential New Piece of the “Little Red Dot” Puzzle Astrobites reports on an intriguing new object that may be an early universe supermassive black hole shedding its gas cocoon.

Drew Lapeer reports for @astrobites.bsky.social on an intriguing new object that may be an early universe supermassive black hole shedding its gas cocoon. aasnova.org/2026/04/07/a... 🔭

1 week ago 8 3 0 0
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Signs of a Supermassive Black Hole Merger in NGC 4486B Researchers investigate the possibility that the off-center black hole and double nucleus of NGC 4486B can be traced to a recent supermassive black hole merger.

Researchers investigate the possibility that the off-center black hole and double nucleus of NGC 4486B can be traced to a recent supermassive black hole merger. aasnova.org/2026/04/06/s... 🔭🧪 @umich.edu

1 week ago 11 1 0 0
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Characterizing the Atmosphere of Exoplanet WD 0806b with JWST A recent study uses high-resolution JWST observations to perform an atmospheric analysis of a rare exoplanet orbiting a dead star.

A recent study uses high-resolution JWST observations to perform an atmospheric analysis of a rare exoplanet orbiting a dead star. aasnova.org/2026/04/03/c... 🧪🔭

2 weeks ago 13 1 0 0
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A Mysterious Spectral Feature Could Help Crack the Case of Neutron Star Structure Neutron stars contain some of the most extreme matter in the universe, and researchers are exploring a promising but challenging way to probe their interiors.

Neutron stars contain some of the most extreme matter in the universe, and researchers are exploring a promising but challenging way to probe their interiors. aasnova.org/2026/04/01/a... 🔭🧪

2 weeks ago 14 3 0 0
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Detecting New Icy Molecules Around a Newly Forming Star with JWST Astrobites reports on the detection of complex molecules around a protostar in the Large Magellanic Cloud.

Caroline von Raesfeld reports for @astrobites.bsky.social on the detection of complex molecules around a protostar in the Large Magellanic Cloud. aasnova.org/2026/03/31/d... 🔭

2 weeks ago 8 2 0 0
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Monthly Roundup: Investigating Active Galactic Nuclei Jets, variability, and neutrinos: dive into three recent investigations of active galactic nuclei.

Jets, variability, and neutrinos: dive into three recent investigations of active galactic nuclei. aasnova.org/2026/03/30/m... 🔭🧪

2 weeks ago 2 1 0 0
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An Impostor Explosion Hoping to find the second kilonova to be detected in both gravitational waves and light, astronomers ended up with a supernova instead.

Hoping to find the second kilonova to be detected in both gravitational waves and light, astronomers ended up with a supernova instead. aasnova.org/2026/03/27/a... 🔭🧪 @oxfordphysics.bsky.social

3 weeks ago 10 1 1 0
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Starring in the Early Universe: Black Hole Stars and Little Red Dots JWST's mysterious little red dots may be evidence of black hole stars in the early universe.

JWST's mysterious little red dots may be evidence of black hole stars in the early universe. 🧪🔭 aasnova.org/2026/03/25/s...

3 weeks ago 9 4 0 0
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Triple Double: Do Merging White Dwarfs Produce Fast Radio Burst–Emitting Remnants? Astrobites reports on whether a distant companion in a triple-star system could push the inner binary toward merging into a remnant object that emits fast radio bursts.

Will Golay reports for @astrobites.bsky.social on whether a distant companion in a triple-star system could push the inner binary toward merging into a remnant object that emits fast radio bursts. aasnova.org/2026/03/24/t... 🔭

3 weeks ago 6 4 0 0
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Featured Image: An Active Galaxy Cluster Merger at Cosmic Noon Observations of a galaxy cluster during the universe's star-formation heyday give clues to the cluster's history.

Observations of a galaxy cluster during the universe’s star-formation heyday give clues to the cluster’s history. aasnova.org/2026/03/23/f... 🔭🧪

3 weeks ago 8 4 0 0
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Details on Dinkinesh and Its Surprise Satellite from the Lucy Mission The Lucy mission has provided insights into the craters, boulders, and other surface features of the asteroid Dinkinesh and its small satellite, Selam.

The Lucy mission has provided insights into the craters, boulders, and other surface features of the asteroid Dinkinesh and its small satellite, Selam. aasnova.org/2026/03/20/d... 🔭🧪

4 weeks ago 25 7 0 0
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A Search for a Supermassive Black Hole Binary Astronomers search for spacetime ripples from a possible supermassive black hole binary at the heart of the elliptical galaxy 3C 66B.

Astronomers search for spacetime ripples from a possible supermassive black hole binary at the heart of the elliptical galaxy 3C 66B. aasnova.org/2026/03/18/a... 🧪🔭

1 month ago 9 3 0 0
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I Survived a Type Ia Supernova, and All I Got Was This Kick Velocity Astrobites reports on an investigation of a runaway star that may have survived its companion going supernova.

Mckenzie Ferrari reports for @astrobites.bsy.social on an investigation of a runaway star that may have survived its companion going supernova. aasnova.org/2026/03/17/i... 🧪🔭

1 month ago 17 4 1 0
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Disrupted Dwarf Galaxy: Investigating the History of the Small Magellanic Cloud Could a recent collision between the two largest satellites of the Milky Way explain the disrupted state of the Small Magellanic Cloud?

Could a recent collision between the two largest satellites of the Milky Way explain the disrupted state of the Small Magellanic Cloud? aasnova.org/2026/03/16/d... 🧪🔭

1 month ago 14 3 0 0
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Jupiter’s Atmosphere Holds Steady Astronomers knew that Jupiter's upper atmosphere could be strangely warm, but only now do they have global maps showing just where those hot spots are and how long they last.

Astronomers knew that Jupiter's upper atmosphere could be strangely warm, but only now do they have global maps showing just where those hot spots are and how long they last. 🧪🔭 aasnova.org/2026/03/13/j...

1 month ago 15 3 0 0
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Astronomers See Braided Magnetic Fields Above a Sunspot Thanks to increasingly high-resolution images of the Sun, researchers are catching magnetic reconnection as it happens.

Thanks to increasingly high-resolution images of the Sun, researchers are catching magnetic reconnection as it happens. aasnova.org/2026/03/11/a... 🔭🧪

1 month ago 15 5 0 0
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Forever Alone: A Black Hole Destined to Stay Too Big Astrobites reports on a black hole that's far too massive for its host galaxy, and whether this system could ever reach

Ansh Gupta reports for @astrobites.bsky.social on a black hole that's far too massive for its host galaxy, and whether this system could ever reach "normal" proportions. 🧪🔭

1 month ago 8 7 0 0
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Featured Image: A Treasure Trove of Strong Lenses Using a neural network, researchers have discovered 3,500 candidate strong gravitational lenses in data from the Dark Energy Spectroscopic Instrument.

Using a neural network, researchers have discovered 3,500 candidate strong gravitational lenses in data from the Dark Energy Spectroscopic Instrument. 🔭🧪aasnova.org/2026/03/09/featured-imag...

1 month ago 13 3 0 0

After the DART spacecraft smashed into Dimorphos, a cloud of ejecta expanded outward. A recent study builds a 3D reconstruction of the ejecta and determines that it's more complex than previous models considered. 🧪🔭 aasnova.org/2026/03/06/p...

1 month ago 8 1 0 0
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Black Hole Baby Photos: JWST and Chandra Observe M31-2014-DS1 Did the disappearance of a star in the Andromeda Galaxy signal the creation of a black hole? New infrared and X-ray data help to discern what remained after the star disappeared.

Did the disappearance of a star in the Andromeda Galaxy signal the creation of a black hole? New infrared and X-ray data help to discern what remained after the star disappeared. aasnova.org/2026/03/04/b... 🔭🧪 @columbiauniversity.bsky.social @flatironinstitute.org

1 month ago 11 4 0 1
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Astronomers Hate Them! This Star Formation Ingredient Makes Clusters Look 300 Million Years Older Astrobites reports on how astronomers are using JWST to figure out if star clusters are really as old as they seem.

Veronika Dornan reports for @astrobites.bsky.social on how astronomers are using JWST to figure out if star clusters are really as old as they seem. aasnova.org/2026/03/03/a... 🔭

1 month ago 10 2 0 0
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Ursa Major III/UNIONS 1: Dwarf Galaxy or Star Cluster? Researchers investigate whether the Milky Way's smallest known satellite is a tiny dwarf galaxy or a star cluster.

Researchers investigate whether the Milky Way’s smallest known satellite is a tiny dwarf galaxy or a star cluster. aasnova.org/2026/03/02/u... 🔭🧪 @yale.edu

1 month ago 7 2 0 1
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Monthly Roundup: Updates on Three Notable Transients What's new with AT 2024wpp, GRB 250702B, and GW231123? Get updates on these three exceptional astrophysical transients in today's Monthly Roundup.

What’s new with AT 2024wpp, GRB 250702B, and GW231123? Get updates on these three exceptional astrophysical transients in today’s Monthly Roundup. aasnova.org/2026/02/27/m... 🔭🧪

1 month ago 4 1 0 0
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Do Black Hole Flares Generate Neutrinos? Researchers search for a connection between short-lived black hole accretion events and neutrinos — elusive, neutral, nearly massless particles.

Researchers search for a connection between short-lived black hole accretion events and neutrinos — elusive, neutral, nearly massless particles. aasnova.org/2026/02/25/d... 🔭🧪

1 month ago 14 2 0 1