Neptune’s smallest moon may be a chip off another moon

CHIP OFF THE OLD BLOCK A massive collision that left Neptune’s second largest moon, Proteus (as seen in the background of this illustration) with a huge crater may have spawned its smallest moon, Hippocamp (foreground).

Neptune’s smallest moon may be a chunk of a neighboring moon that was knocked off by a comet.One of seven moons that orbit closer to Neptune than the planet’s largest moon, Triton, the newly dubbed Hippocamp is just roughly 34 kilometers across, researchers report in the Feb. 21 Nature. The

Twilight observations reveal huge storm on Neptune

Neptune

Spectacular sunsets and sunrises are enough to dazzle most of us, but to astronomers, dusk and dawn are a waste of good observing time. They want a truly dark sky.Not Ned Molter, a UC Berkeley astronomy graduate student. He set out to show that some bright objects can be studied

Scientists may have found a Neptune-sized alien moon

alien

Astronomers have found an abundance of exoplanets, but no exomoons. Despite ongoing efforts, the tiny celestial bodies have just been too elusive to detect using modern technology. However, researchers might have just hit paydirt. They've used Kepler Space Telescope data to discover signs of what looks like a Neptune-sized moon

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