This icy world, temporarily named 2017 OF201, could be a distant cousin of Pluto — and scientists mean "distant" quite ...

In the early 90s’ scientists combed through data and found something surprising that led to the discovery of planets beyond our solar system. It changed science forever. National Corporate ...

Astronomers find evidence of a possible ninth planet beyond Neptune, reigniting the debate about the formation of the Solar ...

1 of 9 This digital collage brings together our solar system and points beyond in one view. Illustration by NASA/JPL Too small to be called planets, asteroids are rocky chunks that also orbit our ...

Both inside and outside the solar system, aurorae light ... across the poles, giving our magnetosphere a comet-like tail that extends into the shadowy space beyond Earth’s nightside.

Now, over 45 years later, these incredible probes are detecting something mysterious beyond the edge of our solar system. In this video, we explore the groundbreaking discoveries made by ...

There may be another world lurking between the orbital lines of our solar system. Astronomers in Japan ... disturbances in space objects just beyond Neptune, also known as trans-Neptunian objects ...

Scientists from UNSW Sydney have located a potential new exoplanet -- a planet that orbits a star outside of our solar system -- using a technique known as 'transit timing variation'. In research ...

Astronomers always knew spotting moons around planets outside the solar system would be no mean feat — but a debate currently raging in planetary science circles shows just how tough detecting ...

We’ll have to learn to love the one we’re with and stop looking beyond to impossible frontiers and instead turn our curious eyes and minds to the wonders and mysteries of our own Solar System.

The ring system is around a dwarf planet, named Quaoar, which is approximately half the size of Pluto and orbits the sun beyond Neptune ... new ring system in our solar system, and it was doubly ...