December's "Cold Moon" rose on Dec. 4 as it neared its closest point ot Earth in its monthly orbit. The final full moon of ...

"Some of our ancestors were very skilled observers." A team of international researchers say they've uncovered new data on ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

"It means cleaning house, narrowing the viable paths forward, and no longer spending energy on what are evidently dead ends." ...

SpaceX launched yet another batch of its Starlink internet satellites to orbit on Thursday (Dec. 4), sending 28 of them up ...

The filament of matter stretches 50 million light-years, and contains a row of galaxies 5.5 million light-years long that are ...

In April, during Jared Isaacman's first nomination hearing for the post of NASA administrator, the Democratic senator from Massachusetts asked repeatedly if SpaceX founder and CEO Elon Musk was in the ...

Radiation levels at airline flight altitudes briefly reached levels that could be potentially harmful to pregnant women.

If you've never sighted this rocky little world for yourself, you'll never get a better opportunity than right now to see it.

GREGOR's high-resolution FAST IMAGER happened to scan the sunspots in active region NOAA 14274 just 30 minutes before the emission of an X1.2 solar flare, giving researchers an unprecedented view of ...

Most Wanted stream and see the sci-fi and space games you'll be playing in 2026 and beyond. Heads up, sci-fi gaming fans; our ...

The next crew handover aboard the ISS is not until July of next year. And the next scheduled astronaut mission to the station ...