The Surreal Sand Dunes Of Mars

Surreal Sand Dunes Mars

Source: NASA, http://apod.nasa.gov/apod/ap100119.html

Photographed by the Mars Reconnaissance Orbiter, what may look like trees is something else entirely. They’re simply brownish sand streaks cascading down melting sand dunes covered in frost.

Four Incredible Facts About Our Solar System

Dwarf Planets: Miniature in size, large in number

After the Pluto “planet or not” debacle a few years back, the celestial mass that had once claimed a spot as the ninth planet in our solar system was reclassified as a dwarf planet. Before planets were classified as dwarf planets, many astronomers attempted to classify every planet they discovered as a main planet. Had that system stuck, students would have well over twenty planets to remember today.

Jupiter’s Vast Ocean Of Hydrogen

Solar System Facts Jupiter

Source: NWC

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