Kuiper Belt

New Horizons is Now 50 Astronomical Units Away From the Sun

As the New Horizons spacecraft hurtles out towards interstellar space, it has now reached an historical milestone. On April 17,…

2 weeks ago

Astronomers Find a New Binary Object in the Kuiper Belt

Scientists from the Southwest Research Institute (SwRI) have presented the discovery of a binary pair of objects way out in…

7 months ago

If Planet 9 is a Primordial Black Hole, We Might Be Able to See Flares When it Consumes Comets

A comet-eating black hole the size of a planet? It's possible. And if there's one out there in the distant…

10 months ago

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,…

11 months ago

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…

1 year ago

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.

1 year ago

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…

2 years ago

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…

2 years ago

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…

2 years ago

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…

2 years ago