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planet

Pluto – Planet Or Not? Scientists In Great Debate

Once, it was considered that there were 11 planets in our solar system. Now, it is considered that there are actually 8 planets (Pluto, Ceres and Eris are considered as dwarf planets) in our solar system. But now, the very interesting thing is, some scientists have jumped into a debate, claiming that Pluto is a planet.
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MESSENGER Going Closer And Closer To Mercury

Ever since NASA's robotic spacecraft MESSENGER entered into Mercury's orbit, it's been studying the planet's chemical composition, geology, and magnetic field. And now, it's been reported that MESSENGER is going closer to Mercury than ever before to study the planet more deeply.
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