Demo
    Group of six astronauts smiling and posing together inside the International Space Station, surrounded by equipment and controls.
    Anousheh Ansari, in white, spent nine days on the International Space Station in 2006 after six months of training and paying $20 million.
    A group of cavers in protective gear gather inside a cave, examining rock formations. The cave's interior is illuminated by their headlamps, revealing stalactites and stalagmites.
    The European Space Agency runs a three-week course in which astronauts explore caves while testing technology and conducting experiments that prepare them for the rigors of space travel. Astronauts from space agencies around the world participate.
    Interior of a spacecraft with multiple seats facing outward towards windows, showcasing a futuristic and ergonomic design with views of Earth visible through the windows.
    Virgin Galactic says its passengers will be able to look out 12 cabin windows, and 16 cameras will record their experiences on video and stills. The illustration shows the cabin interior that the company says is roomy enough for travelers to enjoy the experience of weightlessness.
    A person in an orange suit is being hoisted off a ship's deck by a cable and harness over a body of water, with another person on deck guiding the operation.
    European Space Agency astronauts joined their Chinese counterparts for nine days of survival training off China’s coast in 2017. They practiced jumping into inflatable lifeboats from a mock Shenzhou capsule and being hoisted aboard a rescue ship.