Quasi-stars are hypothetical massive envelopes imprisoning black holes at their cores, forming early in the universe as the seeds of supermassive black holes.

Astronomers observe new rings developing around icy object Chiron between Saturn and Uranus, offering rare clues about how cosmic rings form.

What if the sun strikes again? Massive solar storms like the Carrington Event could blackout grids, damage satellites, and spark auroras, we must prepare for solar fury now.