NBC News' Gadi Schwartz reports on "3I/ATLAS," a mysterious outer space object that is thought to be billions of years old, ...

The mysterious space rock suggested to be a hostile alien spaceship was due to make its closest approach to Earth today (Dec ...

PUNCH Spacecraft Show First Complete Images Of Sun’s Corona And Solar Wind Together In A Nutshell Four suitcase-sized ...

NASA's Perseverance Mars rover may soon set a record for the longest distance driven on another planet.

But that’s nothing compared with PSR J2322-2650b, an object the mass of Jupiter studied recently by the James Webb Space ...

NASA’s PUNCH mission captured detailed images of solar coronal mass ejections, tracking their movement from the Sun’s corona ...

The demonstration mission saw the test spaceships – each around 1 meter wide and 2.5 centimeters thick – launched into low ...

Aerospace engineer Michi Benthaus will wait a little longer before she becomes the first wheelchair user ever to reach space.

Supercluster, a website dedicated to telling humanity’s greatest outer space stories.David Rankin is the closest thing Earth ...

U.S. and Chinese satellites routinely spy on each other in orbit, rehearsing for more aggressive operations in the event of ...

This week marks the last chance for backyard astronomers to see interstellar Comet 3I/ATLAS before it races on its journey ...