The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

Old satellites and other space junk fall toward Earth every day, and the shock waves they create could be used to track their ...

Scientists warn that certain asteroids could become more dangerous upon entering Earth, potentially complicating asteroid ...

A key antenna in NASA’s Deep Space Network (DSN) that was damaged last fall is expected to remain offline until May.

As part of the 'Our Fragile Space' exhibition, Alexander took long-exposure photographs of the sky to illustrate the number ...

An asteroid impact would be devastating for Earth, but certain types of space rocks can be even more damaging, as, instead of ...

Big asteroid heading for Earth, cue the dramatic music. Well, it’s not just Hollywood stuff. Scientists are constantly ...

A 700-metre asteroid went undetected near Earth after hiding in the Sun’s glare, raising fresh questions about blind spots in ...

A company called Reflect Orbital wants to illuminate the Earth after sunset with orbital sky mirrors, raising alarm bells.

While the James Webb Space Telescope provides a window into the ancient universe, SkyMapper focuses on the present by ...

How did life originate? Did it form on Earth or elsewhere in the solar system and was it seeded on Earth by impact of an ...

NASA’s SpaceX Crew-11 mission with agency astronauts Zena Cardman and Mike Fincke, JAXA (Japan Aerospace Exploration Agency) ...