Learn how Pluto nearly kept its planet status in a proposed 12-planet Solar System as its demotion marks its 20th anniversary ...
The Solar System is much more than a collection of planets, moons, comets, and asteroids. It is our home in the cosmos. The Solar System's only star, which we call the Sun, plays a role in nearly ...
Space.com on MSNOpinion
Pluto losing its planet status may be the best thing that ever happened to solar system diversity
Unpopular opinion time, Pluto being reclassified as a dwarf planet was a great thing for our understanding of the solar ...
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