Watch the live video documenting the end of the Grail moon mission, and check out the tweets by searching for the hashtag #GRAIL:
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- Are we able to go anywhere without leaving a stream of garbage behind us?Dec 17, 2012
- the treasure of archaeologists.Dec 17, 2012
- I'm imagining orbital garbage collectors in the 22nd century, wondering how we could have been so wasteful. Actually, that's how's book "Existence" begins...Dec 17, 2012
- yes. Consider the refined precious metals and highly engineered materials committed to reentry.
What a resource.Dec 17, 2012