CAPE CANAVERAL, Fla. — Neptune’s far-flung moon Nereid may be the last of the planet’s original companions that managed to survive a cosmic crash, scientists reported Wednesday. Sixteen known moons ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A possible new mission called Trident aims to explore Neptune's strange moon Triton. Neptune's ...

Scientists are wasting no time in pointing the powerful new James Webb Space Telescope all over the Universe, as well as into our own backyard. Recently, astronomers took data on the eighth planet ...

After August saw multiple celestial events that made the night sky even more fascinating, September is giving you a few more great reasons to look up after dark. In addition to a gorgeous full moon, ...