Ask Dr J
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Submit your questions to Dr J so he can answer them in the next Hubblecast.
Credit:
ESA/Hubble
About the Video
| Id: | ann1117a |
| Release date: | 30 August 2011, 10:10 |
| Related announcements: | ann1117 |
| Duration: | 51s |
About the Object
| Type: | • HD Videos |
