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Kuiper Belt News
October 5, 2020

Top Headlines
 

Evidence Supports 'Hot Start' Scenario and Early Ocean Formation on Pluto

A new study suggests that Pluto and other large Kuiper belt objects started out with liquid oceans which have been slowly freezing over ...

Pluto's Icy Heart Makes Winds Blow

A 'beating heart' of frozen nitrogen controls Pluto's winds and may give rise to features on its surface, according to a new ...

ESO Telescope Reveals What Could Be the Smallest Dwarf Planet Yet in the Solar System

Astronomers using ESO's SPHERE instrument at the Very Large Telescope (VLT) have revealed that the asteroid Hygiea could be classified as a dwarf ...

Gas Insulation Could Be Protecting an Ocean Inside Pluto

Computer simulations provide compelling evidence that an insulating layer of gas hydrates could keep a subsurface ocean from freezing beneath Pluto's icy ...
Latest Headlines
updated 11:02pm EDT

Earlier Headlines
 

Astronomers Find First Compelling Evidence for a Moon Outside Our Solar System

On the hunt for distant worlds, researchers have identified an exomoon candidate around the transiting exoplanet Kepler-1625b that indicates the presence of a previously unknown gas-giant ...

New Extremely Distant Solar System Object Found During Hunt for Planet X

Astronomers have discovered a new extremely distant object far beyond Pluto with an orbit that supports the presence of an even-farther-out, Super-Earth or larger Planet ...

Pluto Should Be Reclassified as a Planet, Experts Say

The reason Pluto lost its planet status is not valid, according to new ...

Astronomers Assemble 'Light-Fingerprints' to Unveil Mysteries of the Cosmos

Earthbound detectives rely on fingerprints to solve their cases; now astronomers can do the same, using 'light-fingerprints' instead of skin grooves to uncover the mysteries of ...

Secrets Behind Pluto's Dunes Revealed

Scientists have discovered dunes on Pluto, and say they are likely to have been formed of methane ice grains released into its rarefied ...

Scientists Introduce Cosmochemical Model for Pluto Formation

Scientists integrated NASA's New Horizons discoveries with data from ESA's Rosetta mission to develop a new theory about how Pluto may have formed at the edge of our solar ...

New Limit on the Definition of a Planet Proposed

A planet can be no bigger than about 10 times the size of Jupiter, an astrophysicist has ...

Pluto's Hydrocarbon Haze Keeps Dwarf Planet Colder Than Expected

The gas composition of a planet's atmosphere generally determines how much heat gets trapped in the atmosphere. For the dwarf planet Pluto, however, the predicted temperature based on the ...

Haumea, the Most Peculiar of Pluto Companions, Has a Ring Around It

The trans-neptunian belt contains four dwarf planets, among which Haumea stands out for its extremely elongated shape and rapid rotation. A stellar occultation makes it possible to establish the main ...