Pluto is still not officially a planet. No matter what most people think, both scientist and non, until the International Astronomical Union has a vote, Pluto remains a dwarf planet. According to the IAU a planet is defined as a celestial body that satisfy
The Oceanus Procellarum (Ocean of Storms) is the largest of the lunar maria (seas) covering roughly 4 million square kilometers (about the surface area of the EU). Its wide flat basaltic surface was believed to be the result of a major impact on the Moon
The Seven Wonders of the Milky Way are: The Sagittarius stream, a long, complex, structure made of stars that wrap in polar orbit around the Galaxy. It consists of tidally stripped stars from the Sagittarius Dwarf Elliptical Galaxy. The multi-planet planetary system around the millisecond pulsar PSR 1257+12.