Space scientists are concerned that defunct satellites could hit other satellites or the International Space Station (ISS)
trash
The Interceptor, which was unveiled in Rotterdam, Netherlands, in October, is a solar-powered trash-collecting barge.
Letter on discussions found discarded in Moscow landfill
Ping Pong!
Last month, officials said that more bodies were being revealed on Everest as the mountain's glaciers melt
It is part of the European RemoveDebris mission
His lucky day...
They are on strike demanding they be hired permanently
