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Backlit Saturn - Seen from the Cassini SpacecraftThe Cassini spacecraft was sent by NASA and ESA to study Saturn and its moons. Two of Saturnu2019s moons, Enceladus and Tethys, appear in the bottom right of this image. So far, the spacecraft has found new storm systems on Saturn, active geysers on its moon Enceladus, liquid oceans on its moon Titan, and many other unexpected discoveries. A
A real shooting star! Mira (MY-rah) is a star that scientists have studied for 400 years. But NASA's Galaxy Evolution Explorer telescope captured a very surprising image of Mira. It showed for the first time that Mira has a long tail of dust and gas—13 light-years long! That is 20,000 times longer than the average distance from the Sun to Pluto!