Dozens of startups working on data centers, mining and pharmaceuticals are hanging on Elon Musk's long-stalled megarocket.

According to scientists, red supergiant stars should produce more supernovas. But astronomers just aren’t spotting them. Here ...

Commercial companies launching satellites, flying orbital test missions, or conducting other space-related activities will ...

Space scientists have revealed details of a “surprise” explosion on the Sun. NASA’s Parker Solar Probe has discovered ...

COLORADO SPRINGS–Thirteen years ago a 20-m asteroid streaked without warning into Earth’s atmosphere before exploding over the Russian city of Chelyabinsk, injuring 1,500 people and causing widespread ...

Images of the space around the sun show the comet approaching the star intact—but only a shower of debris came the other side.

A sudden, mysterious burst of bright light in the sky could be from a black hole devouring a vast, unusually bare star. In 2018, astronomers spotted a new kind of cosmic explosion that became brighter ...

2026 is a big year for SpaceX's Starship, the biggest and most ambitious rocket ever built. The third version of the still-in-development launch vehicle will debut soon (maybe), which will be the ...

NASA’s Hubble telescope captured an “extraordinarily” rare moment of a comet exploding into fragments, the space agency said. The comet K1, whose full name is C/2025 K1 (ATLAS), was caught fragmenting ...