Unmasking the Little Red Dots: Active Galactic Nuclei or Not?
Astrobites reports on a deep dive into the nature of “little red dot” galaxies seen by JWST. Do they harbor active galactic nuclei, or are stars solely responsible for the extreme properties of these galaxies?
How do giant low-surface-brightness galaxies form? New research investigates two galactic specimens to search for clues.
A satellite-rich dwarf galaxy poses a potential problem for current cosmological models.
Investigating a Polluted White Dwarf
JWST spectra illuminate the composition of the debris disk around GD 362, one of the most polluted white dwarfs known.
Astrobites reports on a cosmic drama in action: three active black holes, tangled jets, and fading light.
Astronomers search for a simple organic molecule in Lynds 1544, a cold, dense clump of gas that will one day become a star.
A chance alignment between galaxies allows astronomers to study a single star system as it was when the universe was just 6 billion years old.
Astrobites reports on the potential habitability of Teegarden’s Star b, a promising Earth-like planet.
How has the Crab Nebula supernova remnant changed since the Hubble Space Telescope observed it in 1999–2000?