aasnova.org - Profile | ThreadSky | a Reddit-style client for Bluesky

While classic spiral and elliptical galaxies shine brightly, another class of galaxy flies under the radar. A recent study uses a new technique to search for galaxies so faint they are nearly completely dark. aasnova.org/2025/06/27/f... 🔭🧪 @uoft.bsky.social

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The massive nearby elliptical galaxy Messier 87 hosts one of the most studied supermassive black holes in the universe. What have researchers recently learned about this black hole’s spin, jets, and flares? aasnova.org/2025/06/25/m... 🔭🧪

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Skylar Grayson reports for @astrobites.bsky.social on JWST observations of a mysterious binary quasar system from cosmic noon. aasnova.org/2025/06/24/d... 🔭

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The troubles continue for planets around the smallest and coolest stars: new research suggests that it’s even harder than previously suspected for these planets to hold on to their atmospheres. aasnova.org/2025/06/23/p... @kavlifoundation.org 🔭🧪

submitted 6 days ago • 1 comment

Veronika Dornan reports for @astrobites.bsky.social on the famous Bullet Cluster — what JWST observations reveal about its complex merger history and the constraints these observations place on self-interacting dark matter. aasnova.org/2025/06/20/n... 🔭

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Recent observations of a well-studied but confounding galaxy provide new insights into the structure of low-luminosity active galactic nuclei. @umich.edu aasnova.org/2025/06/18/x... 🔭🧪

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Annelia Anderson reports for @astrobites.bsky.social on research that explores the possibility of impacts delivering organics to the ocean worlds in our solar system. aasnova.org/2025/06/17/s...

submitted 12 days ago • 1 comment

A new fast and flexible ray-tracing algorithm aims to make the complex world of general relativistic magnetohydrodynamics simulations more approachable. aasnova.org/2025/06/16/f... 🔭🧪

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The final day of #AAS246 included discussions about solar cycle research and the current landscape for science policy and advocacy. aasnova.org/2025/06/13/a... 🔭 @aas.org

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The bunny ears of a jellyfish galaxy, the journey of a 14th-century monk, and 35 years of the Hubble Space Telescope: all this and more on Day 3 of #AAS246. aasnova.org/2025/06/12/a... 🔭 @aas.org

submitted 17 days ago • 1 comment

On Day 2 of #AAS246, we heard about active galactic nucleus feedback, learned how planets fare in systems with multiple stars, and saw fantastic new images of the Sun. aasnova.org/2025/06/11/a... 🔭

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Day 1 of #AAS246 in Anchorage, AK, brought us jets, winds, super-heated stellar coronae, and stunning images of supernovae. aasnova.org/2025/06/10/a... 🔭

submitted 19 days ago • 0 comments

This week, @aasnova.org and @astrobites.bsky.social are at #AAS246 in Anchorage, AK! Follow along with our daily summaries on aasnova.org and astrobites.org, and keep up with the daily press conferences and materials by following @press.aas.org! 🔭

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The AAS Publishing team looks forward to engaging with attendees at the upcoming summer meeting in Anchorage. Here’s what they’ll be up to at the meeting. aasnova.org/2025/06/06/a... #AAS246 🔭

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There’s more than one way to measure the age of a star in a cluster. But do different age-assigning methods agree? aasnova.org/2025/06/04/s... @ufresearch.bsky.social 🔭🧪

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Pranav Satheesh reports for @astrobites.bsky.social on a new method being used to explore the relationship between the mass of a supermassive black hole and the properties of the galaxy it inhabits. aasnova.org/2025/06/03/j... 🔭

submitted 26 days ago • 1 comment

New JWST images of the Ring Nebula reveal a dusty disk around the nebula’s central star — just the second resolved disk known around a planetary nebula’s central star. aasnova.org/2025/06/02/f... 🔭🧪

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Sub-Neptunes may be the most abundant planet type in the galaxy, but they are not yet well understood. A recent study uses JWST to characterize the atmosphere of the sub-Neptune GJ 3090b to aid in the study of these planets. aasnova.org/2025/05/30/a... 🔭🧪

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Introducing exoALMA: a survey of 15 large, bright protoplanetary disks that has revealed gas structures that point to potential planet formation. aasnova.org/2025/05/28/m... 🔭🧪

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Sparrow Roch reports @astrobites.bsky.social on a curious cluster of stars moving together near Sgr A*. Is it a stellar coincidence, or a sign of a hidden black hole? aasnova.org/2025/05/27/s... 🔭

submitted 33 days ago • 1 comment

Some neutron stars might arise from the collapse of a white dwarf. Simulations show that this transformation is likely accompanied by a burst of element creation in the white dwarf's final moments. aasnova.org/2025/05/23/c... 🔭🧪

submitted 37 days ago • 1 comment

When JWST peered back into the early universe, its keen eyes revealed an unexpected population of galaxies nicknamed “little red dots” for their compact size and bright red hue. Could stars ripped apart by growing black holes explain the existence of little red dots? aasnova.org/2025/05/21/a... 🔭🧪

submitted 39 days ago • 1 comment

Jack Lubin reports for @astrobites.bsky.social on potential formation mechanisms for hot Neptunes, the rarest type of sub-Neptune exoplanets. aasnova.org/2025/05/20/a... 🔭

submitted 40 days ago • 1 comment

The 1,000-foot-wide Arecibo Telescope discovered nearly 60 binary or triple asteroid systems. 2020 BX12 was the final binary asteroid discovered with Arecibo before the telescope collapsed in 2020. aasnova.org/2025/05/19/f... 🔭🧪

submitted 41 days ago • 2 comments

How do globular clusters, some of the universe's oldest objects, originate? Recent simulations of early universe star formation provide potential pathways for their formation and how JWST might be able to spot their high-redshift progenitors. aasnova.org/2025/05/16/f... 🔭🧪

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New JWST observations provide a detailed look at the jets of four young stars, revealing shocks, mass loss, and wiggly behavior that hints at a hidden binary companion. aasnova.org/2025/05/14/w... @uarizonalpl.bsky.social 🔭🧪

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Chloe Klare reports for @astrobites.bsky.social on a radio search for stars that have been ripped apart by supermassive black holes. aasnova.org/2025/05/13/d... 🔭

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Monster shocks and a “pulsar-like” black hole phase might form when a black hole collides with a neutron star. Could this cosmic clash produce observable electromagnetic signals? aasnova.org/2025/05/12/b... @caltech.edu 🔭🧪

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Brr! A newly confirmed planet orbiting in a white dwarf's "forbidden zone" has a temperature of just 186K, making it the coldest exoplanet whose light has been directly detected. aasnova.org/2025/05/09/f... @umich.edu 🔭🧪

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How squished is that planet? HIP 41378f — a cold, puffy sub-Neptune with four known siblings — becomes one of just a handful of planets with an estimate of its rotation period. aasnova.org/2025/05/07/h... 🔭🧪

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Samantha Wong reports for @astrobites.bsky.social on the results of a cosmic-ray investigation of the starburst galaxy Messier 82 using the VERITAS gamma-ray telescopes. aasnova.org/2025/05/06/m... 🔭

submitted 54 days ago • 1 comment

What at first appeared to be an unremarkable low-mass galaxy cluster has been revealed to host a rare pair of parenthesis-shaped radio sources. aasnova.org/2025/05/05/f... 🔭🧪

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What is pulling exoplanet XO-3b out of alignment with its host star? A recent study explores the system and reveals an emerging trend that provides a boundary for planet formation mechanisms. 🧪🔭 aasnova.org/2025/05/02/t...

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Sensitive polarized-light observations of the relativistic jets of supermassive black holes may provide an entirely new way to measure a black hole's spin. aasnova.org/2025/04/30/a... 🔭🧪

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Veronika Dornan reports for @astrobites.bsky.social on an investigation of Cloud-9, a cloud of hydrogen gas that may be a galaxy containing dark matter but no stars. aasnova.org/2025/04/29/a... 🔭

submitted 61 days ago • 1 comment

Mark your calendars for a few tens of millions of years in the future: a core-collapse supernova at just 228 light-years away is sure to be spectacular. aasnova.org/2025/04/28/d... 🔭🧪

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From its vantage point in orbit around Saturn, the Cassini spacecraft captured the brilliant gleam of sunlight reflecting off of Titan's oily hydrocarbon seas. New research explores what sunglint can tell us about the interaction between Titan’s seas and atmosphere. aasnova.org/2025/04/25/s... 🔭🧪

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Arachnophobes beware: today's Monthly Roundup concerns the behavior of the voracious stellar remnants called spider pulsars. aasnova.org/2025/04/23/m... 🔭🧪

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Kylee Carden reports for @astrobites.bsky.social on whether planets around Sun-like stars destined to become white dwarfs are able to hold on to their oceans. aasnova.org/2025/04/22/i... 🔭

submitted 68 days ago • 1 comment

New images highlight the clumpy ejecta and radial streaks surrounding WR 8, a Wolf–Rayet star that may be changing from one spectral subclass to another. aasnova.org/2025/04/21/f... 🔭🧪

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New high-resolution maps of the Moon’s north pole reveal interesting terrain and locations possibly preserving water ice, which will inform future lunar exploration. aasnova.org/2025/04/18/c... 🔭🧪

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Nathalie Korhonen Cuestas reports for @astrobites.bsky.social on observations of dwarf galaxies that show how a buddy galaxy can help trigger phases of rapid black hole growth. aasnova.org/2025/04/16/b... 🔭

submitted 74 days ago • 1 comment

Since 2017, the Research Notes of the American Astronomical Society has provided a venue for brief research reports, student work, null results, and more. Editor Chris Lintott @chrislintott.bsky.social shares his reflections on a recent RNAAS milestone: 2,000 Notes. aasnova.org/2025/04/15/r... 🔭

submitted 75 days ago • 0 comments

A search for white dwarfs that present different compositional “faces” as they spin has dredged up two new members of the emerging class of double-faced white dwarfs. aasnova.org/2025/04/14/t... 🔭🧪

submitted 76 days ago • 1 comment

A serendipitous discovery illuminates the kinds of objects that might bridge the gap between pulsars and long-period radio transients. aasnova.org/2025/04/11/a... @ozgrav.bsky.social 🔭🧪

submitted 79 days ago • 1 comment

Saturn's tiny moon Enceladus was the first moon in the solar system known to spout plumes of water ice and vapor. A new study investigates the behavior of these plumes and the network of fissures from which they emerge. aasnova.org/2025/04/09/m... @setiinstitute.bsky.social 🔭🧪

submitted 81 days ago • 0 comments

Mckenzie Ferrari reports for @astrobites.bsky.social on how standard candles might not be quite as standard as previously thought, and how a particular type of supernova is making a name for itself. aasnova.org/2025/04/08/s... 🔭

submitted 82 days ago • 1 comment

Researchers investigate the cause of bright, sinuous swirls that are associated with magnetic fields embedded within the Moon’s surface. aasnova.org/2025/04/07/f... @jhuapl.bsky.social 🔭🧪

submitted 82 days ago • 0 comments

How do interactions binary black holes experience in dense star clusters impact the gravitational waves we detect on Earth? Recent simulations show that stellar collisions leave imprints on the masses and spins of these black holes. 🧪🔭 aasnova.org/2025/04/04/s...

submitted 86 days ago • 0 comments