No regrets on Hubble repairs, departing NASA chief says
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CAPE CANAVERAL, FLA. - NASA&#39;s departing chief says he stands by his decision to cancel a shuttle mission to repair the Hubble Space Telescope.
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NASA's departing chief, Sean  O'Keefe, on Friday defended his decision to pursue a robotic  repair mission to the Hubble Space Telescope, days after a  panel of scientists said a shuttle mission would be better.
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Cragg Hines welcomes the departure of NASA&#39;s chief but worries about the list of potential successors, especially Gen. Missileman.
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A report from National Academy of  Sciences released today recommends that NASA scrap plans to service the Hubble  Space Telescope (HST) robotically and instead use a space shuttle to get the job  done as originally planned.
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NASA Administrator Sean O'Keefe  plans to resign as head of the U.S. space agency, an official  familiar with the decision said on Sunday.
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&quot;I don&#39;t really have any regrets. I think I learned a lot from a lot of experiences that I dealt with over my career. There&#39;s nothing for me to look back and regret.
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Earlier this year, NASA administrator Sean O&#39;Keefe nixed a final shuttle service mission to Hubble scheduled for mid-2006, saying it posed too much of a risk to the lives of astronauts.
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By Traci Watson  A safe landing Thursday by space shuttle Atlantis after a nearly flawless mission brightened the prospects for a repair flight to the ailing Hubble Space Telescope, space experts said.
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A leading panel of experts handed NASA's leadership a sharp reproof today, concluding that the space shuttle should be used to service the Hubble Space Telescope and can do the job without posing unacceptable risks to shuttle astronauts.
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NASA&#39;s plan to service the Hubble Space Telescope with a robotic device is more risky than a manned shuttle mission and would leave the orbiting observatory inoperative for a longer period
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NASA Administrator Sean O'Keefe's resignation letter to President Bush:
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NASA Administrator Sean O&#39;Keefe speaks at a press conference regarding his resignation at NASA headquarters in Washington Friday, Dec. 17, 2004.
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-- NASA's chief is urging his Hubble Space Telescope team to press ahead with plans for a robotic repair mission to the aging observatory, saying, "Let's go save the Hubble."    Administrator Sean O'Keefe says he will ask Congress for money to accomplish the job. He estimates it will take about $1 billion to $1.6 billion to develop and launch a robot to make the needed upgrades to keep the popular telescope running and to get it out of orbit once its work is through...
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Astronauts, not robots, should fix the Hubble Space Telescope, says a new report by the US National Research Council (NRC). That conclusion is directly at odds with NASA, which is opposed to a human mission
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The nation&#39;s most prominent science advisers Wednesday urged NASA to send shuttle astronauts instead of robots on a repair mission to the aging Hubble telescope because humans have a substantially greater chance of fixing it.
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MacDonald, Dettwiler and Associates Ltd. said on Wednesday it has signed a &#36;154 million deal to help NASA's controversial repair mission to fix the aging Hubble Space Telescope.
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The only U.S. astronaut to command five space flights announced his retirement Tuesday, saying he wanted to pursue other interests, NASA said.