[Christiaan Huygens] was a pretty decent mathematician and scientist by the standards of the 17th century. However, the telescopes he built were considered to be relatively poor in quality for the ...
On January 14, 2005, a spacecraft landed on one of Saturn's moons! The European Space Agency's Huygens probe hitched a ride on NASA's Cassini spacecraft to Saturn's largest moon Titan. It parted ...
Why it's so special: This picture was taken by the European Space Agency's Huygens probe during its historic parachute descent onto Titan's surface on Jan. 14, 2005. At the moment this image was ...
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