The European Space Agency (ESA) completed one of the biggest space feats in years on Wednesday when it landed a robot on a comet speeding between Jupiter and Mars at nearly 40,000 mph.
The Rosetta spacecraft dropped the refrigerator-sized Philae lander onto comet 67P/Churyumov-Gerasimenko, which is made up of plunging cliffs and rocky terrain.
It's the first time mankind has ever attached a robot to a comet. The chance of success was just 70 percent.
Un diario visivo sul ciclismo, la cultura della bici, le strade, i sentieri, la pista, le corse, il sudore, l'agonia, il tifo, l'euforia e il trionfo.