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Uncrewed visiting spacecraft are excluded (see Uncrewed spaceflights to the International Space Station for details). ISS crew members are listed in bold. "Time docked" refers to the spacecraft and does not always correspond to the crew. As of 30 May 2023, 269 people from 21 countries had visited the space station, many of them multiple times ...
Space tourism is human space travel for recreational purposes. [ 1] There are several different types of space tourism, including orbital, suborbital and lunar space tourism. Tourists are motivated by the possibility of viewing Earth from space, feeling weightlessness, experiencing extremely high speed and something unusual, and contributing to ...
Solar panels in blue, heat radiators in red. Stations have different depths not shown by silhouettes. A space station (or orbital station) is a spacecraft which remains in orbit and hosts humans for extended periods of time. It therefore is an artificial satellite featuring habitation facilities.
e. The International Space Station programme is tied together by a complex set of legal, political and financial agreements between the fifteen nations involved in the project, governing ownership of the various components, rights to crewing and utilisation, and responsibilities for crew rotation and resupply of the International Space Station.
Steam is a video game digital distribution service and storefront managed by Valve. It was launched as a software client in September 2003 to provide game updates automatically for Valve's games and expanded to distributing third-party titles in late 2005. Steam offers various features, like game server matchmaking with Valve Anti-Cheat ...
The Hubble Cosmos: 25 Years of New Vistas in Space by David H. Devorkin and Robert W. Smith. With more than 150 photographs and 25 years worth of discoveries, the space-obsessed friend or family ...
International Space Station crewmember Tracy Caldwell Dyson views the Earth, 2010. Human spaceflight (also referred to as manned spaceflight or crewed spaceflight) is spaceflight with a crew or passengers aboard a spacecraft, often with the spacecraft being operated directly by the onboard human crew. Spacecraft can also be remotely operated ...
The idea of sending humans to Mars has been the subject of aerospace engineering and scientific studies since the late 1940s as part of the broader exploration of Mars. [ 1] Long-term proposals have included sending settlers and terraforming the planet. Currently, only robotic landers and rovers have been on Mars.