:sputnik:
The first man-made object in space was this satellite. Its signal ushered in a new frontier and challenge: one that still engages our imaginations.
أُضيف في 2015-04-29
100 نقطةشراء بالنقاط
The first man-made object in space was this satellite. Its signal ushered in a new frontier and challenge: one that still engages our imaginations.
