Human space tourists could ride balloons high above the Earth to get astronautlike views by 2014.
via LiveScience.com http://www.livescience.com/25053-robot-balloon-space-tourism.html
via LiveScience.com http://www.livescience.com/25053-robot-balloon-space-tourism.html
Δεν υπάρχουν σχόλια:
Δημοσίευση σχολίου