Watch this one-week time-lapse of the coronal hole in the Sun's atmosphere from NASA's Solar Dynamics Observatory. Amazing ...

A bubbly-looking galaxy smashup called the Champagne Cluster offers a rare glimpse into cosmic collisions—and the hidden behavior of dark matter. The Champagne Cluster is a dramatic cosmic system ...

NASA’s Chandra Observatory captures a composite image of the Champagne Cluster, showing two merging galaxy clusters, hot gas distribution and dark matter structures.

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A new NASA space observatory is scheduled to launch into orbit this week on a lofty mission to map more than 450 million galaxies. The SPHEREx mission (short for Spectro-Photometer for the History of ...

The spacecraft themselves continued to operate normally in Earth orbit during the outage and "no science data has been lost." ...

WASHINGTON — NASA is making progress on a multibillion-dollar series of Earth science missions amid uncertainty about their funding for the next year. In town hall sessions at the Fall Meeting of the ...

NASA has reportedly shed light on a new plan to build a successor to the James Webb Space Telescope, The Habitable Worlds Observatory was announced Monday at the latest American Astronomical Society ...

NASA’s Carruthers mission will film Earth’s elusive exosphere to understand space weather, atmospheric escape, and planetary habitability. A NASA mission aims to photograph a feature of Earth that is ...

NASA’s Swift Observatory, which investigates high-energy phenomena like gamma-ray bursts, has returned to operations following an issue which forced it into safe mode last month. “NASA’s Neil Gehrels ...

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

NASA's Neil Gehrels Swift Observatory is in safe mode to allow the mission team to investigate the issue. On the evening of January 18th, the Swift observatory temporarily halted its science ...