Astronomers were left less than impressed when they uncovered the truth about an asteroid they'd been keeping an eye on. On ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

What an amateur astronomer recently took to be a newly-discovered asteroid turned out to be a Tesla Roadster voyaging through ...

The sun’s light exerts a tiny force called “solar radiation pressure” on objects in space. Lightweight human-made debris, ...

Just as we are reckoning with how to conserve ecosystems on Earth for future living creatures, we must think of space as an ...

What time is the first full moon of 2025? Here's when the Wolf Moon will peak This Sunday, January 12, the asteroid (887) Alinda, which measures about 4.2 kilometers in diameter, can be seen from ...

Joel Achenbach writes about science and politics for The Washington Post's National desk. He has been a staff writer for The Post since 1990. He started the newsroom’s first online column, Rough ...

Alinda, named after an ancient city, completes an orbit of the sun every 3.89 years and is part of the rocky remnants from the early solar system. This weekend's flyby, at a speed of 11.3 kilometres ...

FBI officials on Sunday said their investigation into the deadly truck attack in New Orleans is now "crossing state and international borders" and that the attacker had travelled to both Egypt ...

Many of President-elect Donald Trump’s cabinet picks and regulatory appointments will shape technology policy for the next four years and beyond.

A cat-like exploration robot could one day scramble over the surface of asteroids using a unique movement system designed ... through space on the side of an asteroid, even a small misstep could ...