Two international teams zoned in on a potential answer to a decades-long mystery surrounding ephemeral cosmic X-rays.

The universe is a vast and strange place, filled with astronomical phenomena that challenge everything we think we know about ...

Space is full of mysteries, and while we’ve come a long way in understanding the cosmos, there are still a number of ...

A new observatory in Chile has produced a stunningly detailed image of a nebula resembling cotton candy, using the largest ...

The James Webb Space Telescope (JWST) recently spotted a rare cosmic phenomenon known as the "Cosmic Owl". This structure is ...

New research suggests sub-stellar objects called dark dwarfs could glow forever on dark matter energy. Could they reveal secrets about the universe’s hidden mass?

Scientists have traced the source of enigmatic cosmic signals, known as fast X-ray transients (FXTs), to a violent process occurring during the death of massive stars.

The widely anticipated first images collected by the Vera C. Rubin Observatory have been released, offering nothing short of ...

New observations support the idea that hot, diffuse threads of gas called cosmic filaments connect clusters of galaxies ...

A microquasar belonging to our Milky Way galaxy has set records by generating cosmic rays with energy levels never before seen.

Fireballs fall on the Earth every day—but the one that just streaked across the southeastern U.S. this week was unlike the ...

As the Vera C. Rubin Observatory surveys the night sky, astrophysicists expect to unlock the secrets of dark matter, dark energy and cosmic phenomena that go “bang!” The telescope mount ...