What the Ground Telescopes Saw During Deep Impact - Universe Today
Researchers have had a few months to crunch through the data collected during Deep Impact's collision with Comet Tempel 1. The latest research published in the Journal Science used findings from three giant telescopes atop Mauna Kea in Hawaii. The observations determined that as much as 25 fully-loaded tractor trailer-trucks worth of material was excavated out by the impact. The comet seems to have a complex mix of silicates, water and organic compounds beneath its surface.
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