Sometimes, the best innovative ideas come from synthesizing two previous ones. We've reported before on the idea of having a ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

CAPE CANAVERAL, Fla. (AP) — Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back ...

Mars, Venus, Jupiter, and Saturn should be visible to the naked eye. The six planets will be visible until February 9. You'll ...

Because the Moon is over a quarter the diameter of Earth, the Earth-Moon system is often cited as the pairing in our Solar ...

During the Cold War, American and Soviet scientists embarked on an unprecedented quest to contact extraterrestrials. But ...

While planets circle the sun in what's called a heliocentric orbit, they rarely fall together in what appears to the human eye as somewhat of a line across the visible horizon. Saturday is one of ...

Earth ejecta, for instance, could hold Earth life. "We're trying to figure out how much mass is reaching Venus from Earth, and how many cells can that mass carry," Emma Guinan, first author of a ...

While voters will not have a direct say in the selection of the new district attorney, a community forum provided an ...

Two papers showed these intriguing signals, but the team stresses that there are currently many uncertainties to confirming ...