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  Verena 9 went into orbit of the planet Venus. It transmitted photos of the surface and the planet.
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  Helios 2 completed a giant sucsess by traveling closest to the sun.
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  Viking 1 landed on Mars sucssesfully and took magnificant photos of the surface.
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  ISEE-3 was the first robot to orbit a libration point.
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  Voyager 1 was the first robot to take close up pictures of Jupiter's moons.
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  This robot was the first to take a picture of a volcano outside Earth. This picture was taken on Io, Jupiter's moon.
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  The first robot to fly by Saturn.
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  This robot was the first to have a soil analysis on another planet. This analysis was taken on Venus.
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  This was the first robot to cross the orbit of Neptune.
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  First robot to do balloon operations on another planet. It was operated on Venus.
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  This robot performed the first comet flyby. The comet was Giacobini-Zinner
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  This robot was the first to flyby Uranus.
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  This robot took the first close up images of a comet. The robot took pictures of the comet Halley.
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  This robot was the first to flyby Neptune.
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  This robot took the first pictures of our solar system beyond Neptune.
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  First image from a space-based telescope.
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  First robot to take close up pictures of asteroids.
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  This robot was the first to flyby Earth in deep space.
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  This robot was the first to use areobraking to reduce velocity.
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  This robot discovered an asteroid's moon. He was the first to discover one. He discovered Ida and Dactyl.
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  This robot made the first direct observations of a comet hitting a planet. The comet hit Jupiter.
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  This robot was the first to flyby the sun's poles.
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  This was the first robot to orbit a gas giant. The giant it orbited was Jupiter.
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  This robot broke the record of operating on another planet. It was operating on Mars.
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  This robot was the first to collect and return an asteroid sample.
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  This was the first robot to orbit Mercury.
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  This robot broke the record of the surface endurance record on this day.
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  This robot will be the largest ever operating on another planet.
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  This will be the first robot to land on a comet.
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  This robot will be the first to orbit a dwarf planet. It will orbit the planet Ceres.
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  This robot was the first to flyby Pluto.
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  This robot will be the first spacecraft solarpowered on Jupiter.