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A Place in the Universe

This montage of planetary images was taken by spacecraft managed by NASA's Jet Propulsion Laboratory. Included are (from top to bottom) images of Mercury, Venus, Earth (and moon), Mars, Jupiter, Saturn, Uranus and Neptune. The spacecraft responsible for these images are as follows:

1. The Mercury image was taken by Mariner 10,
2. The Venus image by Magellan,
3. T the Earth image by Galileo,
4. The Mars image by Viking, and
5. The Jupiter, Saturn, Uranus and Neptune were taken images by Voyager.

Pluto is not shown as no spacecraft has yet visited it.

The inner planets (Mercury, Venus, Earth, moon and Mars) are roughly to scale to each other; the outer planets (Jupiter, Saturn, Uranus and Neptune) are roughly to scale to each other.