Two Oak Ridge engineers proposed a new nuclear device to power future NASA missions to Neptune and its moon Triton.

Add Yahoo as a preferred source to see more of our stories on Google. For the first time ever, NASA’s James Webb Space Telescope—humanity’s most powerful eye in space—has captured auroras on Neptune ...

NASA, ESA, CSA, STScI, Heidi Hammel (AURA), Henrik Melin (Northumbria University), Leigh Fletcher (University of Leicester), Stefanie Milam (NASA-GSFC) At the left, an enhanced-color image of Neptune ...

In this combination image released by ESA/Webb, left, an enhanced-color image of Neptune from the NASA/ESA Hubble Space Telescope and right, that image is combined with data from the NASA/ESA/CSA ...

Neptune's mysterious, far-flung moon Nereid may be the last of the planet's original companions. Scientists at the California Institute of Technology reported Wednesday that they used NASA's Webb ...

The observations show for the first time that Nereid’s peculiar orbit matches “the history we might expect from a moon that ...

For the first time ever, NASA’s James Webb Space Telescope—humanity’s most powerful eye in space—has captured auroras on Neptune in dazzling detail. Auroras are an atmospheric phenomenon that occurs ...