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 ...

Two NASA heliophysics missions launched together in September are performing well, while a third mission launched earlier ...

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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Mid-infrared observations from NASA's James Webb Space Telescope, shown in white, gray, and red, are combined here with X-ray ...

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

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 ...

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 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 ...

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

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 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 ...