Sunspot AR3229 erupted with an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple wavelengths. Credit: NASA/SDO | edited by Space.com's Steve Spaleta Music: Jup ...

According to Space.com, the enormous disc-shaped structure recently arrived at NASA’s Kennedy Space Center, where it will ...

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, ...

In 1947, pilot Kenneth Arnold's report of strange objects over Mount Rainier and a fateful media misquote created the 'flying ...

I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was no ordinary comet.

NBC News' Gadi Schwartz talks to NASA program manager Carlos García-Galán about the moon base initiative and the agency's ...

NewsNation will stream the announcements from this story at 2:30 p.m. ET/1:30 C. The moon base is a core part of the Artemis program, which aims not only to return humans to the moon but to establish ...