Selections from 2024: Possible Proto-Galactic Fragments in the Milky Way
Two stellar structures discovered in the Milky Way this year may be fragments of proto-galaxies that formed before our galaxy was assembled.
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?