Kuiper Belt
Maybe the Elusive Planet 9 Doesn’t Exist After All
Oh Planet Nine, when will you stop toying with us? Whether you call it Planet Nine, Planet X, the Perturber,…
Over a Hundred New Large Objects Found in the Kuiper Belt
Hey Pluto, Sedna, Haumea, Makemake Et al.: You’ve got company! While searching for distant galaxies and supernovae, the Dark Energy…
New Horizon’s Flyby Target 2014 MU69 Gets its Official Name: Arrokoth
The KBO formerly known as Ultima Thule (2014 MU69) has officially been named "Arrokoth", the traditional Powhatan-Algonquin language.
Now You Can See MU69 in Thrilling 3D
The New Horizons team has released new images that take advantage of the "binocular effect" to create 3D impressions of…
Pluto and Charon Don’t Have Enough Small Craters
The New Horizons team just shared new findings about the lack of small craters on Pluto and Charon's surface, which…
More Evidence that Planet 9 is Really Out There
What's going on in the distant reaches of our Solar System? Is there a Planet 9 out there? Out in…
The Latest Images of Ultima Thule are in, and they are the Sharpest Yet!
The latest images taken by New Horizons of Ultima Thule are the most detailed to date, and are providing new…
New Horizons took this shot of MU69 as it sped away from its encounter
The latest images to come from the New Horizons mission show that Ultima Thule (the first KBO to be studied…
Tiny Object Found at the Edge of the Solar System for the First Time. A Kuiper Belt Object that’s Only 2.6 km Across
The Kuiper Belt, or the Edgeworth-Kuiper Belt, is home to ancient rocks. Kuiper Belt Objects, or KBOs, are remnants of…
The Pictures are Here! New Horizons Close Up View of 2014 MU69
The New Horizon's probe made its historic rendezvous with Ultima Thule on New Years and captured these detailed images of…