Morning Overview on MSN
A hidden world? Astronomers may have found a new solar system planet
Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously ...
The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...
Morning Overview on MSN
Planet 9 is still invisible, but the numbers won’t let it go
Far beyond Neptune, something heavy appears to be tugging on the outer solar system, bending the paths of distant icy worlds ...
Planet Y is the latest in a series of hypothetical solar system planets that scientists have proposed in recent years, all with slightly different characteristics but collectively believed to be ...
The Brighterside of News on MSN
Astronomers discover previously unseen kernel structure inside the Kuiper Belt
Astronomers at Princeton University have uncovered evidence that the outer solar system is more structured than long believed ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course. When ...
AMES, Iowa – Using data from NASA’s Kepler space telescope, an international team of astronomers has discovered a distant planetary system featuring multiple planets orbiting at a severe tilt to their ...
The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...
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