Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

A new study by Amirnezam Amiri of the University of Arkansas explores how these hypothetical "Dyson swarms" would appear ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

Director Steven Spielberg claimed aliens have already visited planet Earth – and now scientists said he may be on the money, ...

New observations show that the supermassive black hole at the center of the Milky Way does not consume nearby dust objects as ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

Scientists have taken a fresh look at the Milky Way's mysterious gamma-ray glow using machine learning and uncovered evidence ...

Astronomers used cosmic explosions to find that we may be wrong about our own galaxy.

For the first time in more than 15 years, the International Academy of Astronautics (IAA) Search for Extraterrestrial ...

The video ranks the biggest cosmic threats to humanity, from rogue planets and black holes to supernovas, gamma ray bursts, ...

Interstellar comet 3I/ATLAS carries isotopic ratios entirely outside the Solar System range, ESO’s Very Large Telescope has ...

Astronomers at the University of California, Irvine (UCI) have discovered a potentially habitable super-Earth located just 25 light-years away.