NASA launches new Orion spacecraft and new era

(AP)—NASA's new Orion spacecraft zoomed toward a high point of 3,600 miles (5,800 kilometers) on an orbital test flight Friday, ushering in a new era of exploration that could one day put people on Mars.

Fingernail-sized satellites depart on Endeavor's last run

(PhysOrg.com) -- A group of Cornell-developed, fingernail-sized satellites may travel to Saturn within the next decade, and as they flutter down through its atmosphere, they will collect data about chemistry, radiation and ...

Falcon Heavy Rocket gets unveiled by SpaceX (Update)

(PhysOrg.com) -- Private spaceflight company, SpaceX, unveiled their massive 22 story big Falcon Heavy rocket capable of carrying a cargo capacity of 117,000 pounds. The 27-enginge Falcon Heavy is aimed to carry large commercial ...

NASA to Launch Robonaut 2 Robot to International Space Station

(PhysOrg.com) -- NASA will launch the first human-like robot to space later this year to become a permanent resident of the International Space Station. Robonaut 2, or R2, was developed jointly by NASA and General Motors ...

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Space Shuttle

NASA's Space Shuttle, officially named the Space Transportation System (STS), is the spacecraft currently used by the United States government for its human spaceflight missions and is scheduled to be retired from service in 2010. At launch, it consists of a rust-colored external tank (ET), two white, slender Solid Rocket Boosters (SRBs), and the orbiter, which is a winged spaceplane in the narrowest sense.

The orbiter carries astronauts and payload such as satellites or space station parts into low earth orbit, into the Earth's upper atmosphere or thermosphere. Usually, five to seven crew members ride in the orbiter. The payload capacity is 22,700 kilograms (50,000 lb). When the orbiter's mission is complete it fires its Orbital Maneuvering System (OMS) thrusters to drop out of orbit and re-enters the lower atmosphere. During the descent, the shuttle orbiter decelerates from hypersonic speed primarily by aerobraking and then for the landing phase it acts as a glider, making a completely unpowered (deadstick) landing.

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