Meteors streak past the stars as the First Quarter Moon shines and Iapetus reaches superior conjunction in the sky this week.

NASA’s Voyager 1 spacecraft has been breaking distance records for decades. Launched almost 50 years ago, it became the ...

The Space Probe That Explored Four Giant Planets. MVP ARCHIVE HISTORICAL GALLERY > VOYAGER 2 1977 / Voyager 2 \| The Space ...

There is a celestial body called "Quaoar" that orbits further out than Neptune.It has a diameter of about 1,100 kilometers, ...

The Full Moon won't be the only attraction in the night sky tomorrow, September 26. That's because Saturn will also shine nearby, with a faint Neptune completing a triangle in the ...

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Here is a selection of the 12 most interesting and fascinating facts about Neptune — the eighth and most distant planet in the solar system.

( NewsNation) — A tiny, distant world has just delivered a big surprise: its rings are changing. Astronomers using the James Webb Space Telescope have found that Chariklo, a small icy body orbiting ...

JWST/NIRSpec spectra of the inner Neptunian satellites reveal aqueously altered phyllosilicates from the deep interior of an original regular satellite (or KBO). (A) Normalized reflectance spectra of ...

A 2022 image of Neptune, captured by the James Webb Space Telescope's Near-Infrared Camera Image: NASA, ESA, CSA, STScI; Image Processing: Joseph DePasquale (STScI), Naomi Rowe-Gurney (NASA-GSFC) ...

Credit: NASA, ESA, CSA, STScI; Image Processing: Joseph DePasquale (STScI), Naomi Rowe-Gurney (NASA-GSFC). Neptune’s small inner moons may actually be the broken remains of a much older family of icy ...

In 1989, the Voyager 2 mission discovered six new moons orbiting Neptune, including five tiny ones that orbit just outside the planet's main rings. Because of their small sizes and locations, these ...