Things have moved on a bit since then, hope you enjoyed our ESA Rosetta live coverage of landing on comet 67P
— ESA (@esa) September 15, 2017
Next Post: ESA on Twitter
Michigan Stargazer
Michigan Astronomy Observing
Things have moved on a bit since then, hope you enjoyed our ESA Rosetta live coverage of landing on comet 67P
— ESA (@esa) September 15, 2017