20 março 2015

asteroid 4 vesta, photographed by dawn, 17th september 2011.17...





asteroid 4 vesta, photographed by dawn, 17th september 2011.


17 images, photographed once every minute. since vesta’s day is only 5 hours & 21 minutes long, this sequence is long enough to show shadows lengthening.


image credit: nasa/jpl-caltech/ucla/mps/dlr/ida. animation: ageofdestruction.


age

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