These halos, crucial to understanding galaxy formation, were largely unknown until the Hobby-Eberly Telescope Dark Energy ...

The Eberly Telescope Dark Energy Experiment (HETDEX) has discovered tens of thousands of gigantic hydrogen gas halos, called ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The first publicly released ...

Research findings are available online in the journal Nature Astronomy. The original story “ Pristine star reveals the dawn ...

Following the US Congress Public hearings on UAPs, Scientists have begun studying them in earnest. One surprising conceptual ...

A major survey verifies 3,500 gravitational lenses, offering new tools to map dark matter and track cosmic expansion.

Found in an ultrafaint dwarf galaxy, the ancient star’s unusual chemistry indicates it formed from gas enriched by a single ...

The early universe is absolutely so far outside our understanding of how the world works it's hard to describe in words. Back ...

Understanding how galaxies grow has long stood as one of astronomy’s core challenges. Over time, scientists have gathered evidence that galaxy mergers matter. When two galaxies move close, gravity can ...

A galaxy in the early universe was rich with oxygen, astronomers have found. The discovery raises questions about how early life could have first appeared in the universe.

Mysterious blasts of radio waves from across the universe called fast radio bursts help astronomers catalog matter. ESO/M. Kornmesser, CC BY-SA Chris Impey, University of Arizona If you look across ...

Counting all the galaxies in the universe is hard. So hard, it seems, that it's possible to miss billions of them. A new analysis of Hubble Space Telescope data finds there are almost 10 times more ...