Planning a trip to Mars? Take plenty of shielding. According to sensors on NASA’s ACE (Advanced Composition Explorer) spacecraft, galactic cosmic rays have just hit a Space Age high. “In 2009, cosmic ...

The "Cosmic Grapes" galaxy formed just 900 million years after the Big Bang, revealing a never-before-seen structure.

Astronomers have discovered a galaxy cluster burning five times hotter than theoretical models predicted, just 1.4 billion years after the Big Bang. The finding challenges fundamental assumptions ...

Across the past century science has reached an understanding of the cosmos that is as profound as it is precise. Much remains unknown, such as the true nature of the dark matter that dominates gravity ...

An international team, including astronomers from Keele University, has performed a unique cosmic test to measure the mass of an ancient star, which will help them learn more about the history of our ...