Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

"In order to get such high sensitivity in the mid-infrared, one needs to go to space, as the atmosphere severely messes up ...

The galaxy's discovery challenges our understanding of how galaxies were formed in the early period after the Big Bang.

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

Astronomers have discovered 53 new supermassive black hole-powered quasars that are blasting out jets of matter at near light ...

In a breakthrough that could rewrite astronomy textbooks, Indian researchers have discovered a massive, perfectly structured ...

A new study reports a massive ancient galaxy. It formed when the universe was very young. The universe today is 13.8 billion ...

Don’t look now, but a head-on intergalactic collision is in our distant future. From observations, astronomers know that the Andromeda Galxay (M31) — the nearest large galaxy — is moving toward our ...

Indian astronomers have identified a surprisingly mature, Milky Way-like galaxy from the universe’s early era. Named ...

Astronomers have identified a remarkable population of distant quasars whose radio jets balloon to scales that make our own ...

The new study suggests that miniture solar systems would not necessarily look like our own. This composite of planets in our solar system was taken by various NASA spacecraft. Included in the image ...

The Andromeda galaxy helped Edwin Hubble settle a great debate in astronomy. Stocktrek Images via Getty Images A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known ...