In 2006, Pluto was demoted from planet to “dwarf planet”-a reclassification that satisfied astronomers who felt its mass was too small to be a true planet. However, many people who grew up including ...

Until 2015, Pluto, the former ninth planet of the classical solar system, was largely a mystery—a tiny speck 3.6 billion miles from the sun. When NASA's New Horizons spacecraft arrived at the ...

COLUMBUS, Ga. (WRBL) – Each year on Feb. 18, a whole day is dedicated to the former planet Pluto. Pluto was once the ninth planet in the solar system, but striped of that title back in 2006. Now ...

For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

In 2006, Pluto was demoted from planet to dwarf planet by the International Astronomical Union. Here are some other interested things about Pluto from NASA. * Even though Pluto's temperature averages ...

NASA ’s New Horizon’s probe reached Pluto today. In honor of its arrival, here are nine facts about the former ninth planet. In 2006, the New Horizons probe was launched (Pluto was still considered a ...

Forbes contributors publish independent expert analyses and insights. Kevin Anderton, Kansas City-based science reporter and graphic artist. Since July 2015, NASA's New Horizons space probe has been ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...