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

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

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

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 ...

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

Using a high-energy X-ray system, they turned the satellite effectively transparent, revealing fuel and gas tanks, hidden ...

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

Stargazers rejoice! Dec. 4 marks the start of the annual Geminid meteor shower, as Earth passes through the trail of debris ...

"Precision in these measurements is critical, as even subtle discrepancies could signal deviations from the model — ...

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

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

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 ...