NASA @NASA
In order to test technology to detect ripples in space-time, this @ESA mission has recording-setting sensitivity. A @NASAGoddard team is using LISA Pathfinder to map microscopic dust shed by comets — helping us estimate impact risks for spacecraft. https://t.co/iCoS9adxIg https://t.co/sKdpVpIpYQ — PolitiTweet.org