![Galaxy with a big halo [made of dark matter] surrounding it](https://aasnova.org/wp-content/uploads/2022/03/halo-351x185.jpg "Spinning Halos in the Cosmic Web")
Spinning Halos in the Cosmic Web
What can studying the spins of galaxies and their associated dark matter halos tell us about cosmology?
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How Crowded Are Quasar Neighborhoods in the Early Universe?
Astronomers use an array of radio telescopes to search for the galactic neighbors of some of the brightest objects in the universe.
Hydrate or Die-drate: Was Venus Ever Habitable?
Astrobites reports on models of Venus’s atmosphere that seek to understand whether Earth’s twin could have had expansive oceans in the past.
Surveying the Universe with Rubin Observatory
A new focus issue examines the survey strategy for the Vera C. Rubin Observatory’s Legacy Survey of Space and Time.
Magnetar Pulses Seen in a New Light
Astronomers have captured submillimeter pulses from a highly magnetized, city-sized stellar remnant for the first time.
First Look at an Unusual Exoplanet’s Atmosphere
HIP 41378 f’s bulk density is extremely low. Is it a puffy planet, are rocky rings playing a role, or is it something else altogether?
Baby B Fields from the Big Bang and Beyond
Cosmic magnetic fields are everywhere, but we don’t know where they came from. Astrobites reports on simulations of magnetic fields early in the universe to solve this mystery.
Featured Image: A Shocking Way to Accelerate Solar Particles
A three-dimensional view of the solar atmosphere leads to new insights into how the Sun accelerates particles.
A Magnetic Mashup in Binary Neutron Star Mergers
Can we figure out the initial magnetic field configuration of two neutron stars given the magnetic field after they’ve collided?
A Potential New Source of Quasi-Periodic Eruptions
Only four galaxies in the universe are known to exhibit strange, high-energy eruptions. Now, a serendipitous search may have turned up a fifth.
Counting Clusters to Probe Ancient Star Formation
Astrobites reports on Hubble Space Telescope observations of globular clusters in an ultra-diffuse galaxy. What can these observations tell us about this galaxy’s star-formation history?
A Recurring Character: RS Oph Shines Again in X-Rays
Hello again, RS Oph! What can X-ray observations tell us about one of the only known recurrent novae in the Milky Way?