We discovered something: Pluto was different! Pluto was discovered because Neptune’s orbit showed an anomaly that indicated that there was something else out there. So they looked and eventually Clyde ...

Pluto is a bit of a loner. The dwarf planet is no longer considered a regular planet; it does not orbit on the same plane as the solar system's eight planets; and its orbit is both highly elliptical ...

People might disagree on whether Pluto should be considered a planet or a dwarf planet but no one disagrees this world is peculiar. Everything about it is so weird, from its heart to the fact that ...

THE KUIPER BELT, OUTER SPACE (WHTM) — Pluto has a most unusual orbit. Because it’s so far from the Sun (3.7 billion miles on average), it takes the planet 248.09 years to complete one orbit. While the ...

Pluto’s atmosphere may completely collapse and freeze by 2030, according to a 28-year study of the small, cold dwarf planet on the edge of our solar system. Every 248 years, Pluto completes another ...

Space probe isn't done after historic Pluto flyby. — -- New Horizons conserved energy by taking naps on its 3 billion mile journey to Pluto but the spacecraft isn't done yet and may have enough ...

On Aug. 24, 2006, the International Astronomical Union voted to strictly define a planet, which ultimately downgraded Pluto from the ninth planet from the sun to a dwarf planet — causing controversy ...