Astronomers have observed two distant galaxies - both possessing roughly as many stars as our Milky Way - careening toward ...

Astronomers have witnessed for the first time a violent cosmic collision in which one galaxy pierces another with intense ...

The fundamental building blocks for planet formation can exist even in environments with extreme ultraviolet radiation, ...

Distant quasars may hold the key to spotting elusive gravitational waves—and revealing hidden dimensions of the universe.

University of Colorado Boulder astrophysicist Jeremy Darling is pursuing a new way of measuring the universe's gravitational ...

The mission has a Narrow Field Imager (NFI) and three Wide Field Imagers (WFIs). The NFI snaps pictures of the corona around ...

A new study highlights how cosmic radiation is destroying signs of ancient ... dotting the region like diamonds and sparkling as the sun's rays pass through them. The American space agency said ...

The sun has released several powerful M- and X-class solar flares over the past few days, resulting in radio blackouts around ...

Scientists say it's the earliest galaxy seen doing this (so far). Astronomers have caught an immensely ancient galaxy piercing the veil of darkness that shrouded the early universe.

The radio waves are caused by energized particles spiraling along the magnetic fields." A new image shows one of these cosmic ...