Early universe

Space Astronomers built the largest and most accurate 3D map of the ultraviolet universe

A new HETDEX map traces faint hydrogen light in the early universe, filling in what galaxy catalogs usually miss.

Space Astronomers spot ‘jellyfish galaxy’ torn apart 8.5 billion years ago Joseph Shavit

Space How did massive elliptical galaxies appear so early after the Big Bang Joseph Shavit