This month, the White House ordered a sweeping independent review of Nasa's manned spaceflight strategy.
China is the only other entity besides the U.S. and Russia with a human spaceflight capability.
Virginia already exempts the price of spaceflight services from its sales and use tax.
It was designed to build spacecraft for a return manned spaceflight to the moon by 2020.
"Robotics has advanced at the pace people thought human spaceflight would advance, " he said.
The Enterprise was built as a demonstrator Shuttle, designed for glide tests and not capable of spaceflight.
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ALH84001 hit the headlines, the space-science programme's funding seemed vulnerable to the insatiable demands of manned spaceflight.
In addition to testing new high-tech materials and sensors for future spaceflight, why was this jump so important?
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But proponents of manned spaceflight continue to claim that manned spaceflight is the best way to do science.
Spaceflight, to quote the old cliche, is hard, and at some point the Chinese programme will encounter problems.
China, on the other hand, has a relatively mature human spaceflight program that is nearly a decade old.
Making spaceflight routine was a huge success for NASA. Now it's time to declare victory and move on.
America knowingly signed on for the spaceflight "gap, " which opened after space shuttles flew their final missions this year.
Who ever said there is no money to be made in private spaceflight?
Private industry should take over routine spaceflight activities, with NASA as a customer.
Stern also chairs the Commercial Spaceflight Federation's Suborbital Applications Researchers Group and is a former NASA associate administrator for science.
Yet after the moon missions in the 1960s, NASA was never funded to follow its ambitious vision for human spaceflight.
Zwerdling learned that one of the engineers who opposed the launch was sent to NASA's Marshall Spaceflight Center in Huntsville, Alabama.
Human spaceflight is an optional programme for Esa member states, and so far the UK has declined to invest in it.
One of the differences between government and commercial spaceflight is that commercial spaceflight needs an insurance policy to protect the investors.
There is little doubt that Branson, the founder of multiple companies, including a suborbital spaceflight company, Virgin Galactic, is a visionary.
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The spaceflight bill went virtually unmentioned on the Senate floor, but the behind-the-scenes debate continued up to almost the last minute.
As extended stay commercial spaceflight opportunities develop, doctors will likely adjust the medical standards governing who can live and work in space.
The British Interplanetary Society is making the award to recognise the astronauts' achievements but also to further the case for human spaceflight.
The history of spaceflight tells us unfortunately that some adversity is inevitable.
Other contained information related to the Orion and Constellation manned spaceflight programs.
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The X PRIZE Foundation ( www.xprize.org) can be proud of its role in helping midwife this Fourth Era of Spaceflight and Exploration.
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"America's space industry is taking a quantum leap forward with this historic shift, " said John Gedmark, executive director of the Commercial Spaceflight Federation.
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In the early days of commercial spaceflight, the risks will most definitely be high, as they were in the early days of aviation.
Mr Jing, 46, is making his second spaceflight after participating in the Shenzhou-7 outing in 2008 - the mission that included China's first spacewalk.
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