Hartley 2 compared to other comets, and in motion 3D

I had to catch up with tasks left undone at home today and didn’t have time to write up my notes from the Hartley 2 press briefing, for which I apologize. I’ll leave you for the weekend with three cool Hartley 2 pictures. First, I’ve composed a montage of all five comets whose nuclei have been imaged directly by spacecraft, to scale with each other, sized for inclusion in your favorite digital presentation software. Hartley 2 is the smallest ….

URL: http://www.planetary.org/blog/article/00002763/

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