The interstellar comet 3I/ATLAS will make its closest approach to Earth this week on Dec. 19, 2025. Here's the latest news ...

Jared Isaacman, the billionaire nominated twice to lead the agency, may draw some lessons from the tenure of another NASA ...

Decades ago, a spacecraft suggested Saturn's largest moon, Titan, had an ocean. New observations suggest that the liquid may ...

Max Space, a startup developing expandable module technologies, plans to build a commercial space station that could launch on a single Falcon 9 rocket.

With hundreds of satellites launched each year and tens of thousands more planned, scientists are increasingly concerned ...

I wiggle my toes? Ever wondered why you can't wiggle your toes one at a time like your fingers? Learn how evolution, muscles, ...