A team of 48 astronomers from 14 countries, led by the University of Massachusetts Amherst, has discovered a population of ...

Astronomers may finally understand why planets orbiting two suns, the real-world equivalents of the "Star Wars" planet ...

Four galaxies crowd the center of a collapsing structure 1.4 billion years after the Big Bang. Each one is churning out stars at a pace that defies comparison with the present-day universe. Around ...

How space telescopes capture distant galaxies using infrared imaging, precision optics, and astronomy technology beyond Earth's atmosphere.

A flat plane of dark matter beyond the Local Group may explain why nearby galaxies move away from us instead of falling ...

Astronomers tracked a star in Andromeda as it dimmed and vanished without the usual fiery explosion, offering rare clues to ...

The James Webb Space Telescope has identified an extraordinary system of five galaxies merging when the universe was only ...

Scientists hope to probe the nature of general relativity through a possible pulsar found in the center of the Milky Way, ...

Galaxies are massive, far exceeding the size of the one depicted in the movie “Men in Black.” These celestial bodies span ...

In 1963, Caltech researcher Maarten Schmidt had a eureka moment. He was looking at the spectrum of a mysterious object named 3C 273, a source that had been found and cataloged with then-novel radio ...

Spring has sprung — and for lovers of deep-sky objects, that means it’s galaxy season. This is a time of the year when that pesky, band of glowing stars and shadowy dust that we call the Milky Way is ...