Fresh mapping of the outer solar system has revealed a previously unseen pattern in the Kuiper Belt, the icy ring of debris beyond Neptune that has long been treated as a relatively simple torus of ...

Researchers say the finding may also shed light on how giant planets gradually shifted to their current orbits and what interstellar conditions the solar system faced during its birth.

3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet 2I/Borisov, was discovered by the Russian astronomer Gennady Borisov in August ...

Which planet is the furthest from the sun? Some may think it’s Pluto, but it’s actually Neptune. Learn more about this ice ...

Astronomers have discovered a new, previously unnoticed concentration of icy bodies in the Kuiper Belt, dubbed the 'inner ...

CAPE CANAVERAL SPACE FORCE STATION — The United Launch Alliance was preparing its Atlas V rocket to take up Amazon’s Project Kuiper satellites on Wednesday night, but stood down due to weather ...

Researchers used the MIRI instrument onboard the James Webb Space Telescope (JWST) to identify the presence of ultraviolet ...

Far beyond Neptune, at the far outer rim of our Solar System, astronomers have spotted what looks like a hidden “structure” ...

When a meteor streaks across the sky, it's not just beautiful. It's nature's way of delivering a time capsule to Earth.

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