After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar ...

The winter solstice varies by year, between Dec. 20 and Dec. 23. It marks the shortest day and longest night in the Northern ...

Astronomers mapped supernova SN 2024ggi for the first time, revealing an elongated shockwave, challenging old stellar ...

An international team including astronomers from the University of Geneva (UNIGE) and the National Center of Competence in ...

These monster objects, known as Giant Radio Quasars, are part of a clutch of 369 radio quasars recently discovered by Indian ...

In October 2008, the "Dudley Dorito" made headlines and was hailed as an important piece of evidence of alien life.

When the first known object from another star system swept through our cosmic backyard, it did not behave the way any ...

How can star populations help astronomers re-evaluate the search for intelligent extraterrestrial life, also called ...

Astronomers found signs that mysterious interstellar object 3I/ATLAS is radiating a "heartbeat" pulse of light that repeats ...

All eyes are on the sky, as the exocomet will fly by Earth, the closest ever, at 1.7 AU on December 19. It will soon be ...

All 88 internationally recognised constellations have European origins. But First Nations astronomy tells older, beautiful ...