SUNSET: 
Rotating Disk in Early Universe Explains Galaxy Formation
The discovery of a stably rotating disk galaxy in the early universe is the best indicator yet for how galaxies like the Milky Way formed.
Super Spiral Galaxies
Astronomers have identified 53 “super spirals” — spiral galaxies that are huge and incredibly luminous — as part of a project exploring archived observations.
Ancient Galaxies Seen Dying Inside-Out
Astronomers have found massive galaxies 3 billion years after the Big Bang that are dying from the inside out.
Building Big Elliptical Galaxies’ Cores
Astronomers are tracking down the seeds that likely grew to become today’s most massive elliptical galaxies.
