Simulated stellar explosions show that massive early stars could have created plentiful water for future stars and planets to form from.

Astronomers have made an extraordinary discovery: a blazar, a highly active and luminous galactic nucleus powered by a ...

A team of astronomers has found the first binary star system, D9, near the supermassive black hole Sagittarius A*. Previously ...

Called SPHEREx, and set for launch on a SpaceX Falcon 9 rocket from Vandenberg Space Force Base no sooner than Tuesday night, ...

The planet WASP-121b is extreme. It's a gas giant almost twice as big as Jupiter orbiting extremely close to its star–50 ...

Scientists mapped exoplanet WASP-121b’s atmosphere, revealing extreme winds and hidden metals. Iron and titanium appear ...

The megaphone-shaped spacecraft, called SPHEREx — short for Spectro-Photometer for the History of the Universe, Epoch of ...

For centuries, telescopes have relied oncurved glass lenses to bend light and bring the cosmos into focus. While effective, ...

A team of astronomers has uncovered the fastest planetary jetstream ever recorded, ripping across the equator of the giant ...

New observations of a small asteroid discovered in December have led astronomers to conclude that the chances of it striking ...

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...