Our Sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

The Sins of a Solar Empire 2 1.5 update overhauls the game's AI, turning its NPC factions from human-hating machines into ...

Astronomers are increasingly finding planets that do not simply circle their stars in neat, clockwork ellipses but instead trace out paths that look more like intricate choreography. The latest ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Japan's Subaru Telescope’s OASIS survey directly imaged a massive exoplanet and a brown dwarf, highlighting new opportunities for studying distant planetary systems.

Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

Observations with the instrument SPHERE at ESO's Very Large Telescope have produced an unprecedented gallery of "debris disks" in exoplanetary systems.

In young planetary systems, mutual collisions between asteroids or comets generate large amounts of dust, forming a "debris ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet ...

YouTuber "The 5439 Workshop" has built a solar system coffee table with a miniature, mechanically-exploding star system.