NASA @NASA
On @Space_Station, the Alpha Magnetic Spectrometer instrument has searched for evidence of dark matter since 2011. Tomorrow, @Astro_Luca & @AstroDrewMorgan continue complex repairs to keep it running for years to come. Spacewalk coverage begins 5:30am ET: https://t.co/ZuxLDtzW9c https://t.co/1jZWiBcYtg — PolitiTweet.org