Comet paparazzi
The Deep Impact spacecraft isn't the only eye in the sky. Six satellites and spacecraft that are already in space will swivel round to point at the Tempel 1 comet as the craft's missile hits.
And on Earth both professional and amateur astronomers will be using their telescopes to get constant coverage of the event.
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Rosetta is another spacecraft that is being called into action to photograph the comet collision.
Image: ESA/AOES Medialab |
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