The James Webb Space Telescope's Near Infrared Camera (NIRCam) captured a massive stellar jet in the Sharpless 2-284 (Sh2-284 ...

Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such ...

The space agency said supernovas typically brighten rapidly over a period of several weeks before they slowly start to dim. This example, however, took months to ...

James Webb Space Telescope has delivered stunning views of the "gravitationally distorted realms" of the El Gordo galaxy ...

The 11th day of the 18th annual Space Telescope Advent Calendar features a new view of the heart of a nearby spiral galaxy.

The James Webb Space Telescope finds WASP-121b leaking two long helium tails, offering new insight into atmospheric escape on hot Jupiter exoplanets ...

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

"In order to get such high sensitivity in the mid-infrared, one needs to go to space, as the atmosphere severely messes up ground-based observations at this wavelength." Astronomers have used the ...

A telescope in Chile has captured a stunning new picture of a grand and graceful cosmic butterfly. The National Science Foundation's NoirLab released the picture on Wednesday. The glowing "wings" ...

Former FBI Director James Comey and New York Attorney General Letitia James scored major legal victories this week when a judge determined the prosecutor who brought charges against them was serving ...

A judge ordered that charges against former FBI Director James Comey and New York Attorney General Letitia James, both targets of President Donald Trump, be dismissed because the prosecutor who ...

Hundreds of lawsuits have been filed over the Trump administration’s top policies. WSJ’s Louise Radnofsky looks at five of the fastest-moving court fights, from tariffs to the Federal Reserve, that ...