...heavy hydrogen is called deuterium and scientists distinguish one body of water from another by measuring something called the deuterium-to-hydrogen ratio I.e how much deuterium there is compared with hydrogen. Oceans originating from comets smashing...
...-6 spacecraft, astronaut John Glenn noticed a strange phenomenon. The spacecraft was in orbit and, when the Sun came up, he reported with great excitement that he was surrounded by thousands of small glowing particles that were moving ...
... at levels ranging from US$200 billion up to even a trillion dollars. Of course the future of our energy needs rest with the Sun. Space-based industries and mining The future is most often viewed through a rear view window. And for...
... Outer Space by Rocket Devices. “Just as the Earth’s atmosphere is cleaned by plants with the help of the Sun,” he wrote, “so our artificial atmosphere can be renewed... the plants we take along with us during the journey can work uninterruptedly for...
..., could be heard and interpreted by alien ‘ears’ aeons in the future. The discs are imbued with the potential, if not the promise, for culture contact. As Voyagers 1 and 2 swing away from the Sun at over 35,000 mph, they act as connective webs...
...especially favourable orbit for satellite communications, because satellites in GEO appear from the ground to be stationary. However, gravitational forces exerted by the Sun and Moon cause their orbits to change and they must continually apply thrust...