Researchers have shared a radical new idea for how to put a spacecraft in orbit around Neptune: Use the thin atmosphere of Triton, Neptune's largest moon, to capture it.
The outer solar system contains a striking crime scene with a big mystery: How did Neptune get a moon like Triton?
Thanks to the sun's 11-year-long cycle, Neptune might be systematically purged of its clouds.
Astronomers spotted four elusive mini-Neptune planets with the exoplanet-hunting telescope CHEOPS.
Reference Neptune is the farthest planet from the sun and was the first to be predicted before it was discovered.
A newly discovered distant mini-Neptune planet may possess its own atmosphere, ocean, or a combination of the two, even if they don't last for long.
On Tuesday (Feb. 14), Venus and Neptune will join together in the night sky, and the pair will share an arrangement known as a conjunction the next day.
Reference Explore all 14 of Neptune's moons along with their names and dates of discovery. The Neptunian system hosts some very strange and elusive moons.
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