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 Space Telescope to study the moon in 2024.
CAPE CANAVERAL, Fla. (AP) — 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 circle Neptune, our solar system’s eighth and m... [2880 chars]