"There is a growing chasm between theory and observation related to the early universe, which presents compelling questions ...

A new image from NASA's Hubble Space Telescope shows the Lupus 3 cloud in Scorpius bursting with young stars that are forming ...

Astronomy isn't just about gazing at stars, it's about understanding the invisible forces that govern everything from planetary motion to the expansion of the universe. Behind every orbit, black hole, ...

The number of satellites in space continues to rise due to the deployment of megaconstellations. For decades, humanity has sent about 200 satellites every year into space. You need just a couple of ...

“Megaconstellations” of vast numbers of satellites could threaten space-based astronomy, scientists have warned. In recent years, companies such as Elon Musk’s SpaceX have launched thousands of new ...

Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been produced by the explosion of a massive star just 730 million years after the Big ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth's nearest celestial neighbor is set to take center stage in 2026, with major lunar missions and a rare solar eclipse ...

After a string of dramatic failures, the huge Starship rocket from SpaceX had a fully successful test on Oct. 13, 2025. A couple more test flights, and SpaceX plans to launch it into orbit. A month ...

KAIST researchers tested optical frequency comb lasers as reference signals for radio astronomy, aiming to synchronize radio telescopes with light-based timing in VLBI observations.

Launched on 1 July 2025 from the Kennedy Space Center in Florida aboard a SpaceX Falcon 9 rocket, MTG-S operates from a geostationary orbit, about 36 000 km above Earth’s surface and is able to ...