A “Ghost Light” is an unexplained luminescent phenomena. That’s how aliens might see Earth if they arrived with no awareness of its civilizations, atmosphere and climate, and magnetic field. Astronauts [...]
You won’t want this video to end. Go behind the scenes on the space shuttle Endeavour’s final flight, and the second to the last flight in NASA’s space shuttle program. [...]
An intimate tour… in 1080p… of Earth’s most impressive landscapes… as captured by astronauts with their digital cameras. Dr. Justin Wilkinson from NASA’s astronaut team describes the special places that [...]
The “Lightcraft” is a laser-propelled spacecraft concept that could ultimately run on other beamed energies, such as microwave.