Climate Compass on MSN
Pluto lost its planet status in 2006 by a vote of astronomers - the rule it failed to meet
On August 24, 2006, in Prague, members of the International Astronomical Union gathered for the final day of their General ...
On February 18, 1930, amateur astronomer Clyde Tombaugh discovered "Planet X" using an astrograph, which is essentially a space camera. Planet X was soon named Pluto, and the rest is a nerd battle of ...
Insane Curiosity on MSN
Pluto was discovered in 1930 and still hasn’t completed a single orbit around the sun
Planetary years become dramatically longer the farther a world sits from the Sun, but some of the strangest effects go far ...
February 18 marks the discovery of Pluto by astronomer Clyde W. Tombaugh. The discovery reshaped the understanding of the solar system, as Pluto was long considered the ninth planet until the ...
Twenty years after Pluto lost its planetary status, the debate continues as scientists still disagree over what defines a planet.
From 1905 until his death in 1916, Percival Lowell searched for a ninth planet, which he called Planet X. Lowell had predicted the planet based on irregularities in the orbit of Uranus. In 1929, ...
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