RT @RonBaalke: BOING! 2 years ago today (2014), the Philae lander bounced off of Comet 67P//Churyumov–Gerasimenko
@Philae2014 https://t.co/vKRrr0bdCC
RT @RonBaalke: BOING! 2 years ago today (2014), the Philae lander bounced off of Comet 67P//Churyumov–Gerasimenko
@Philae2014 https://t.co/vKRrr0bdCC