Planet 9 Probably Isn’t an Exoplanet, After All

There may be another planet beyond Neptune, but we probably didn't steal it from another sun.

September 8, 2017

When Will the First Human Leave the Solar System?

We only have so many planets in our system to study before we get bored.

July 19, 2017

Scientists Just Presented New Evidence That Supports Planet Nine’s Existence

The search for the elusive phantom planet continues.

July 14, 2017

New Evidence Suggests That Our Solar System Has 10 Planets

The planet could be about the size of Mars and much closer than Planet Nine.

June 22, 2017

An Ultra-Rare “Impossible” Planet Could Revolutionize Our Understanding of Space

This planet totally defies previous hypotheses.

May 15, 2017

The Next Generation of Explorers Might be Tiny, Folding Robots

They may be small, but they are powerful.

March 26, 2017

Soon, We’ll Know if TRAPPIST-1’s Exoplanets Could Support Life

These Earth-sized planets have all the right conditions for life. Now, we just have to look for it.

March 1, 2017

NASA Scientists Have a New Way to Define Planets

This change might reinstate Pluto as a planet.

February 21, 2017

Missing Cosmos? There Are Parts of Our Solar System We’ve Yet to Discover

The James Webb telescope is likely the beginning of a new era of space discovery.

November 10, 2016
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