Our solar system has two ice giants, Uranus and Neptune, but there may have been a third. According to a new study published ...

Scientists believe a dust-filled ring just outside Jupiter acted like a cosmic “planetesimal factory,” producing multiple generations of early space rocks with very different compositions. The ...

The bright planets will appear within a pinkie width of each other this June—their closest alignment until 2028.

Snapchat Planets turns your friendship ranking into a tiny social solar system, where being Mercury is elite and Neptune ...

Three planets, two stars and one moon create a spectacular June sky show.

As our galaxy enters its “core season,” national parks, state parks, and more are bringing out the big telescopes to open ...

NASA's Nancy Grace Roman Space Telescope is poised to make a major leap in the hunt for worlds outside our solar system, ...

A huge solar project more than 200 miles southeast of Atlanta has laid bare rifts in many rural communities over development ...

Inside the core, particles collide and release incredible amounts of energy, which radiate out from the Sun in the form of light – a process called nuclear fusion. The light travels outward towards ...

More than 6,000 exoplanets, or worlds beyond our solar system, have so far been confirmed. The new technique involved analyzing old data from NASA's TESS satellite, focusing on fainter stars. Finding ...

The challenge was taken up by Prince Henry of Portugal. Between 1424 and 1434, he sent 14 ship expeditions to round the ...

Almost-summer fun ahead with Montgomery Biscuits games, theater experiences, music and more, plus water adventures are back ...