NASA's Hubble Space Telescope has captured a spectacular red, white, and blue view of one of the Milky Way's oldest star clusters to celebrate the nation's 250th anniversary. Hidden within the ancient ...

The protostars of the star system FS Tau as seen by the JWST (Image credit: NASA, ESA, CSA, STScI; Image Processing: Alyssa Pagan (STScI)) Infant stars or "protostars" celebrate their independence ...

Launched in 2004, Nasa’s Swift Observatory is sinking faster than ever because of recent solar storms.

A massive star in the Andromeda galaxy brightened in infrared light starting around 2014, then faded from optical view and ...

NASA on Tuesday plans to launch a mission to save its Neil Gehrels Swift Observatory. A spacecraft is expected to push the ...

The Milky Way’s farthest spiral arms have long been sketched more from motion than measurement. Now three violent explosions ...

Every 40 seconds of nighttime for the next 10 years, a camera the size of a small car will capture strikingly detailed images of the southern sky, stitching together a time-lapse panorama of ...

Faced with observations of early black holes and galaxies that weren’t expected to exist, scientists have come up with a wealth of new theories to explain them. Now they just need to figure out which ...

A backup version of Skylab was displayed when the Smithsonian’s National Air and Space Museum opened 50 years ago. After renovation of the building, the artifact is once more on view in a new gallery ...