With Miles O’Brien on vacation, David Waters hosts this episode of This Week in Space highlighting rocket plane racing, the upcoming private-sector SpaceX rocket launch, the Atlantis and Discovery shuttle missions with new antimatter telescope components to be installed aboard the ISS, NASA uses weather satellites to keep an eye on BP’s oily mess in the Gulf, Hubble’s 20th anniversary, SDO opens our eyes to the sun in high-def, new images from ESA’s Planck observatory as well as a new extremely large telescope to be built in Chile called……wait for it…..the Extremely Large Telescope. (Oh, and Professor Hawking says we should watch out for aliens.) Enjoy!

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Provided by SpaceflightNow.com.

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