Sputnik was the first artificial satellite successfully placed in orbit around the Earth.
The antennas looked like whiskers pointing to one side.
This mission was launched a few hours after pioneer 1.
Because Luna was on a faster trajectory I would have reached the moon first.
The payload eventually burned up in the Earths atmosphere over eastern Siberia.
During the launch violent vibrations caused a gyroscope to malfunction
Over 4 years they sent thousands of images back fom space.
It's images were reaching 300 receiving stations around the world in 45 countries
Apollo 11 was the first manned mission to land on the moon.
Neil Armstrong was the man who took the first step on the moon
Aqua is Latin for "water".
Aqua spacecraft is gathering info about the Earths water cycle