Scientists have discovered an exoplanet 140 light-years away that's rapidly disintegrating as it orbits its star every 30 ...

NASA’s Messenger Spacecraft Detects a 10-Mile-Thick Layer of Diamonds on Mercury The innermost planet of our solar system, ...

In a memorable image from the 1977 film “Star Wars,” the young hero Luke Skywalker gazes at two suns setting above the horizon on his desert planet Tatooine. Astronomers since then indeed have ...

A dazzling snapshot from ESO’s Paranal Observatory captures a rare sky parade — the Moon, a comet, and nearly every visible planet strung across the heavens. This celestial lineup is an optical ...

Exactly 35 years ago this week, the Hubble Space Telescope was released from the Space Shuttle Discovery cargo hatch. Four ...

A series of spectacular images of the cosmos has been released to celebrate the Hubble Space Telescope's 35 years in space ...

Serving nine UC campuses and two national laboratories, Lick Observatory continues to be at the forefront of groundbreaking ...

NASA's Nancy Grace Roman Space Telescope team shared Thursday the designs for the three core surveys the mission will conduct ...

With its beautiful rings, Saturn may be the most stunning planet in the solar system. It is the sixth planet from the sun and ...

Hubble’s three-and-a-half-decade lifetime has allowed astronomers to observe cosmic objects over extended periods to see how ...

The Hubble Space Telescope "opened a new window to the universe" when it launched into space. Now, 35 years later, NASA is ...

The anniversary celebration also included a countdown of images captured over the Hubble Space Telescope's lifetime so far, ...