Strange atmosphere detected on small icy world beyond Pluto
A star blinked in a strange way over Japan last January, and that flicker may have exposed something…
10-Year-Old Writes To NASA To Restore Pluto’s Planet Status, Agency Responds
A handwritten letter by a 10-year-old girl has captured widespread attention online after she made an emotional and…
New simulations reveal the hidden forces shaping ‘snowman’ worlds beyond Neptune
On a frigid orbit beyond Neptune, some of the solar system’s smallest worlds project a strange silhouette. Two…
Trans-Neptunian Object Quaoar Has Two Moons, New Study Suggests
The newly-discovered moon has an estimated diameter of 38 km (23.6 miles) and a V magnitude of 28,…
Scientists Discover Weird Structure in Outer Solar System
Astronomers have spotted an intriguing cluster of objects in the Kuiper belt, the enormous, donut-shaped region of icy…
A Hidden Earth-Size World Could Lurk Far Closer Than ‘Planet Nine’
A newly discovered warp in the outer Solar System may have been created by a small, rocky world,…
A Mysterious Warp at the Edge of the Solar System May Point to the Existence of a Hidden “Planet Y”
A strange tilt in the outer reaches of the Kuiper Belt has scientists wondering if the solar system…
Scientists think they found evidence of a hidden planet beyond Neptune and they are calling it Planet Y
The Kuiper Belt is home to rocky, icy bodies left over from the formation of the solar system.…
Is ‘Oumuamua a piece of ancient solar system? Scientists think it came from ‘exo-Pluto’
1I/’Oumuamua, the first interstellar object to visit our solar system in 2017, belongs to a completely new class…
Is There Actually A Ninth Planet In Our Solar System? Here’s What We Know
On August 24, 2006, our solar system lost a planet. It wasn’t by cataclysmic destruction, but rather by…
Essay: The hunt for ‘planet nine’ – why there could still be something massive at the edge of the Solar System
In an article first published on The Conversation, IAN WHITTAKER looks at the evidence for a massive undiscovered…