NASA’s Voyager 1 will soon reach one light-day from Earth, highlighting humanity’s most distant spacecraft and the vast scale ...

Under extreme planetary conditions, water turns into a strange, electricity-conducting solid hidden deep inside giant planets.

Venus will sextile Uranus retrograde on Jan. 15, triggering breakthroughs that are equally surprising and liberating. Here's ...

By November 2026, the spacecraft will become the first ever to reach a distance of one light-day from our planet—a staggering ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

Superionic water—the hot, black and strangely conductive form of ice that exists in the center of distant planets—was ...

Throughout December, the SETI Institute appeared across leading science and media outlets, reflecting the SETI Institute’s ...

It was a year that saw roughly six million Americans hold hands in a continuous (more or less) line across the country to ...

A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests. When you purchase through links on our site, we may earn an affiliate ...

Far from the Sun, Uranus sits tipped on its side, carrying a magnetic system unlike any other planet’s. Its equator tilts about 97.7 degrees relative to its orbit, so the planet spends long stretches ...