Scientists have identified a strange cosmic relic called Cloud-9 — a starless, gas-filled object dominated by dark matter.

Researchers behind the study hope that it could provide a foundation for the study of those stars, and examination of whether ...

A new video shows the evolution of Kepler's Supernova Remnant using data from NASA's Chandra X-ray Observatory captured over ...

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

A study published in Nature Communications suggests that Europa’s rocky seafloor is likely too mechanically strong to support ...

NASA and SETI experts scan interstellar visitor 3I/ATLAS for alien 'technosignatures' as scientists say the 137,000mph object ...

New research casts doubt on the prospects for a habitable, active environment beneath the frozen surface of Jupiter’s moon ...

Physicist Enrico Fermi is credited with saying after a pointless search, “Where is everybody?” which remains the bane of any ...

Beneath Europa's icy shell lies an ocean vaster than Earth's. But is its hidden world buzzing with life, or silent as the ...

NASA has taken a bold step in the search for alien life beyond Earth. The space agency announced the selection of seven ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

A new study reveals that tiny fragments of Earth's atmosphere are transported to and absorbed by the moon via gusts of solar ...