This first light, as it's called, shows that all of the spacecraft's systems are working just as expected. "Based on the ...

An analysis of two decades of data from NASA's Hubble Space Telescope has provided fresh insights into the complex ...

Astronomers had observed auroras on all other planets in the Solar System, and spotting one in Neptune completes the list.

Uncover the insights gained from the Webb telescope about early galaxies and their role in illuminating the universe.

On Thursday 27 March, the European Space Agency (ESA) sent its last messages to the Gaia Spacecraft. They told Gaia to shut ...

A newborn star, a blast of glowing gas, and a distant spiral galaxy — all caught in one stunning snapshot by the James Webb ...

The NASA James Webb Space Telescope captured a stunning image of an Einstein ring, an optical phenomenon created by ...

Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

Euclid, a European space telescope, just captured 26 million galaxies to reveal the secrets of the dark universe. The Euclid Space Telescope is focused on surveying about one-third of the night ...

Europe's Gaia space telescope was powered down and sent into "retirement" on Thursday after a decade revealing the secrets of ...

Elon Musk faces a conflict of interest in supporting a space telescope helpful to SpaceX but attacking programs that benefit ...

Long-Sought Auroral Glow Finally Emerges Under Webb’s Powerful Gaze Neptune lies in the cold, dark reaches of the outer edges ...