The Black and Diffuse Auroral Science Surveyor (BADASS) mission launched in the early morning of Feb. 9 to study black auroras, an event that occurs when electrons shoot up into space, instead of ...

Initial analysis suggested the nucleus was approximately 13.7 kilometers wide (roughly city-sized); however, researchers believe this may have been an overestimate. It is likely a long-period comet ...

A comet wandering through space was observed to abruptly slow its rotation, stop completely, and then begin spinning in the ...

SpaceX delivered the replacement US, French and Russian astronauts a day after launching them from Cape Canaveral.

Some asteroids are quietly speeding up or veering off their predicted paths, yet telescopes see no glowing tails or hazy ...

Lyrid meteor shower 2026 peaks on April 22. Learn when to watch, viewing times, expected meteor rates, and key facts about the annual April sky event ...

Recent observations suggest that 'runaway' black holes are tumbling through the cosmos. Building on decades of theory, the discovery adds a remarkable new chapter to the story of the universe.