U.S. Department of Energy @ENERGY
👨🚀🌕🔬Geologist and former astronaut Harrison "Jack" Schmitt collected moon rocks during the #Apollo17 mission in 1972. Now, he's part of a team at @Livermore_Lab analyzing previously unopened samples. ➡️ https://t.co/dHvv3pGclt #AstronomyMonth https://t.co/ybzOp1Ofpa — PolitiTweet.org