NASA's new PRIMA Space Telescope will search for clues to some of the most perplexing mysteries of the cosmos.

Extragalactic globular clusters millions of light-years away are hiding in your astroimages. Here’s how to find them.

Dark matter could be a type of matter in the universe that does not emit, absorb or reflect detectable light and appears to ...

Seeing the stars, planets and galaxies in the night sky with greater clarity will be easier thanks to a telescope at the Pea ...

A German-Russian man has been sentenced in Latvia to seven years in prison and one year on probation for collecting and ...

A six-year look at the heart of our galaxy has come up empty in the hunt for dark matter, but the empty result is still ...

Astronomers have catalogued billions of stars and hundreds of billions of galaxies. We have found thousands of planets ...

First, a disclaimer. This is neither a review of the film nor a story about how 'wishes come true if you connect with the ...

Until now, scientists understood and identified neutron star mergers through short gamma-ray bursts and gravitational waves.

Views of a massive galaxy cluster Abell 2256 have been captured by NASA’s Chandra X-ray Observatory, ESA’s XMM-Newton and ...

Microblazars — a miniature version of blazars — may be responsible for mysterious ultra-high-energy particles.