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U.S.A. tested the first hydrogen bomb in the world, which had the codename Mike, at the Enewetak atoll in the Marshall Islands (November 1, 1952)

Multi-colored and natural-colored images of planet Earth recorded by satellites. The third photo on the right depicts the Aurora Australis

Oberon, one of the 27 natural satellites of Uranus

Open clusters of stars may contain from 100 to 10.000 stars, all of which formed at nearly the same time

A narrow asteroid belt filled with rocks and dusty debris orbits a star like Sun when it was 30 million years old

The planets, the moons, the asteroids and the comets belong to the family of our solar system

In this experiment you will see how certain materials change color when they absorb light, i.e. electromagnetic radiation.

Photo of the dark side of the Moon taken by the spacecraft Luna 3

Planets around the star Fomalhaut, the brightest star in the constellation Pisces Austrinus

The spacecraft New Horizons is designed for the study of the atmosphere and the moons of Pluto

Image of Robert Goddard (1881-1945), inventor of 83 patents in the design of rockets and space flights, who holds the launch stand of the 10 foot tall rocket

The launch of the rockets, Freedom 7, Liberty Bell 7, Friendship 7, Aurora 7, Sigma 7 and Faith 7

Some of the sixth known Saturn satellites are Pan, Atlas, Prometheus, Ιanus, Pandora, Epimitheus, Mimas, Enceladus, Telesto, Calypso, Tethys, Helene, Dione, Rhea, Titan, Hyperion, Ιapetus, Phoebe

Images of Saturn and its rings, as were recorded by the spacecraft Cassini Orbiter

Saturn and six of its 60 known "moons"