Using the new Vera C. Rubin Observatory, astronomers are beginning the largest and deepest survey of the sky. What will they ...

When it eventually happens, a murder in space will be unlike any that has taken place on Earth. So how do you investigate an ...

NASA is about to launch a space observatory that could help settle some of the biggest mysteries in modern astronomy. The Nancy Grace Roman Space Telescope will study how the universe began, what it ...

Gravity-1, the world's most powerful solid-fuel rocket, aced its third-ever mission on Tuesday night (July 21).

A new study reveals that some proposed signatures of quantum gravity may have an unexpected classical explanation.

Two giant planets lighter than cotton candy are giving astronomers a rare new window into the origins of some of the galaxy's ...

Although general relativity (GR) is an elegant theory of gravity, we don't often need to use it. For most gravitational ...