After more than a decade of service, the European Space Agency’s Gaia spacecraft has been powered down for good—closing one ...

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

Long-Sought Auroral Glow Finally Emerges Under Webb’s Powerful Gaze Neptune lies in the cold, dark reaches of the outer edges of our solar system, about 3 billion miles from the Sun, at the farthest ...

The uncrewed Cygnus spacecraft is scheduled to undock from the International Space Station Friday after having delivered more ...

Europe's star-mapping Gaia space observatory has entered its retirement orbit, after gathering valuable cosmic data for more ...

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The threat from near-Earth asteroid 2024 YR4 may have subsided, but discoveries of other hazardous space rocks are set to ...

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

The final messages sent to Gaia will continue to be carried out into space as the observatory sleeps, and as data from it ...

"Neptune was the missing piece of the puzzle when it came to detecting auroras on the giant planets," said the European Space Agency.

After more than a decade of mapping the stars, the European spacecraft was shut down on Thursday. But its legacy lives on.

The James Webb Space Telescope, launched by NASA, the European Space Agency (ESA), and the Canadian Space Agency (CSA), was ...