搜索结果: 1-15 共查到“航天器结构与设计 SPACE”相关记录40条 . 查询时间(0.145 秒)
Westinghouse Electric Company and lunar landers and rovers developer Astrobotic have signed a memorandum of understanding to explore collaboration on space technology programmes for NASA and the US De...
In the future, mass transportation will almost certainly involve self-driving vehicles. The aerospace industry is pushing that idea even further, all the way to space, but the results for autonomous s...
Ionosphere Spatial Gradient Threat for LAAS: Mitigation and Tolerable Threat Space
Ionosphere Spatial Gradient Threat LAAS:Threat Space
2015/6/26
The ionosphere spatial gradients under extreme conditions are likely to influence the LAAS architecture,particularly for Category II/III precision approach and landing systems. In previous study, a “m...
Statistical Characterization of GLONASS Broadcast Clock Errors and Signal-In-Space Errors
Statistical Characterization GLONASS Broadcast Clock Errors Signal-In-Space Errors
2015/6/24
With more than 70 navigation satellites orbiting the Earth,global navigation satellite systems (GNSS) users are fas-cinated to use multiple constellations to enhance position-ing availability, accurac...
NASA's Space Shuttle Crew in Washington, Available for Interviews
NASA's Space Shuttle Crew Washington Interviews
2010/4/20
NASA Headquarters in Washington will welcome space shuttle Endeavour's STS-130 astronauts for a visit from Tuesday, April 20, through Friday, April 23. The crew wrapped up a 14-day journey in space of...
Space Shuttle Discovery Crew Returns to Earth after Fortifying International Space Station Science
Space Shuttle Discovery Crew Earth International Space Station Science
2010/4/20
Space shuttle Discovery and seven astronauts ended a 15-day journey of more than 6.2 million miles with a 9:08 a.m. EDT landing Tuesday at NASA's Kennedy Space Center in Florida.
Space shuttle Discovery and its seven-member crew are expected to return to Earth on Monday, April 19, after a 14-day mission. NASA managers will evaluate weather conditions at the Kennedy Space Cente...
NASA to Preview Final Scheduled Flight of Space Shuttle Atlantis
NASA Final Scheduled Flight Space Shuttle Atlantis
2010/4/14
NASA will preview the next space shuttle mission, the final scheduled flight of space shuttle Atlantis, during a series of news briefings Monday, May 3, at NASA's Johnson Space Center in Houston. NASA...
NASA Hosts Launch and Mission Tweetups for Next Space Shuttle Mission
NASA Next Space Shuttle Mission
2010/4/14
During the next space shuttle mission, NASA will host two Tweetups to give the public an insider's look at the nation's space program.For a second time, NASA Twitter followers are invited to view a sh...
Orbiting Space Shuttle Astronauts -- Including Former Teacher -- Call North Carolina Students
Space Shuttle Astronauts Former Teacher North Carolina Students
2010/4/12
Astronauts orbiting 220 miles above Earth will speak with students in Gibsonville, N.C., on Wednesday, April 14. The call with the students and space shuttle Commander Alan Poindexter and Mission Spec...
NASA Sets Media Credential Deadlines for Next Space Shuttle Flight
Media Credential Deadlines Next Space Shuttle Flight
2010/4/5
NASA has set media accreditation deadlines for the May space shuttle flight to the International Space Station. Shuttle Atlantis and six astronauts are targeted to launch the STS-132 mission on May 14...
Monterey Students Set to Receive Call from Orbiting Space Shuttle Astronauts -- Including Former Teacher
Monterey Students Space Shuttle Astronauts Former Teacher
2010/4/5
Eighth grade students and children of the military community in California's Monterey Peninsula area will speak with astronauts orbiting 220 miles above Earth on Saturday, April 10.The call with the s...
NASA Schedules News Conference about Next Space Shuttle Launch
NASA News Conference Next Space Shuttle Launch
2010/3/23
NASA managers will hold a news conference on Friday, March 26, at the agency's Kennedy Space Center in Florida to discuss the status of the next space shuttle launch. The briefing will begin after the...
NASA's Space Shuttle Program Successfully Conducts Final Motor Test In Utah
NASA's Space Shuttle Program Final Motor Test Utah
2010/2/25
NASA's Space Shuttle Program conducted the final test firing of a reusable solid rocket motor Feb. 25 in Promontory, Utah. The flight support motor, or FSM-17, burned for approximately 123 seconds -- ...
NASA's Space Shuttle Discovery Rolls to Launch Pad; Liftoff Practice Set
NASA's Space Shuttle Discovery Pad Liftoff Practice Set
2010/2/23
Journalists are invited to cover the STS-131 space shuttle crew's practice countdown and related training March 2-5 at NASA's Kennedy Space Center in Florida. Reporters also may cover space shuttle Di...