A test model of the Perseverance rover, designed to explore the surface of Mars, sits in a garage at NASA’s Jet Propulsion ...

A first-of-its-kind space telescope could soon launch into orbit and potentially chart a new path forward for astronomy.

Bigger than Hubble and launching as soon as 2029, the Lazuli Space Observatory would be the first-ever full-scale private ...

But there are several important anomalies, including a widely debated one called the Hubble tension. It is named after Edwin ...

We are going to be getting a lot of exciting new information about galaxies in 2026, says Chanda Prescod-Weinstein, who can't ...

Only a small fraction of the observable universe is comprised of visible matter. Current data suggests all galaxies are ...

Astronomers used gravitational lensing to detect a supernova 10 billion light-years away, providing spatially separated images that help study cosmic expansion and early Universe events.

March 25: “Hurrah, and vote for suffrage! Don’t keep them in doubt.” —Febb Burn, a 47-year-old widow, in a letter to her son, ...