Sunspot AR3186 erupted with an X1-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

The space agency got a close look at the interstellar visitor over the past few months as it zipped by Mars and the sun ...

The Northern New Mexico lab designed two of 10 instruments aboard NASA's Interstellar Mapping and Acceleration Probe.

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

"It's going to look different because it didn't come from our solar system and that's what makes it so magical." ...

Comet Nishimura came into NASA's STEREO-A spacecraft's field of view. The solar wind was interacting with the tail of the ...

It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...

NASA spacecraft across the inner solar system captured new views of Comet 3I/ATLAS—the third known interstellar object ...

Scientists say that 3I/ATLAS has likely been traveling through interstellar space for a long time. Based on how fast it was ...

NASA’s OSIRIS-APEX spacecraft captured Earth and moon images during a gravity-assist flyby, confirming instrument functionality and maintaining course for its 2029 encounter with asteroid Apophis.

WASHINGTON >> NASA released fresh images today of the interstellar object called 3I/ATLAS that astronomers have determined is ...

While none of the spacecraft have cameras perfectly designed to spot comets zipping by at speeds up to about 153,000 miles per hour (246,000 kilometers per hour), astronomers didn’t want to miss what ...