-------------------------------------------------- ------Image of the surface of Mars taken by the Viking-1 orbiter in 1976. These are known as Cydonia. Although they look like human faces at first glance, these are bald hills. Image credit: NASA / Viking
A sphere full of streams, rivers and lakes near Saturn in the distance. But not just water. It is filled with ethane / methane liquid. This collection is many times the amount of fossil fuels currently available on Earth. The...
The space capsule is the simplest spacecraft to return to Earth from space. This is also called the re-entry module. Only the space shuttle and the space capsule bring the astronaut back to Earth. Now the space shuttle is off....
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