NASA noted that a particularly strong El Niño — a natural climate fluctuation — that began in fall 2023 likely pushed the ...

One of NASA’s two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her first spacewalk since ...

"The question 'Are we alone?' is one of the most significant questions, not just in the history of science, but in the ...

An enormous asteroid potentially larger than the Washington Monument is due to zip past our planet today. The asteroid, named ...

"Some of the extreme ultraviolet light above active regions flickers erratically for a few hours before a solar flare," ...

The two astronauts have a busy day ahead of them. Hague and Williams will "patch light leaks in the NICER X-ray telescope, ...

SpaceX plans to launch the seventh full-scale test flight of its massive Super Heavy booster and Starship rocket Thursday ...

Pandora, NASA's newest exoplanet mission, is one step closer to launch with the completion of the spacecraft bus, which ...

We have long been inspired by the idea that life could reside on Mars – human or otherwise. But fiction is getting closer to ...

In the years following the launch of NASA’s Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

One of the many advantages of being in space is having a front-row seat to the most anticipated cosmic events.

The spacecraft built and operated by Texas-based Firefly Aerospace launched in the early Monday hours from Florida aboard a ...