NASA @NASA
What’s shaking? Mars. In the first year of our @NASAInSight mission, we have learned that Mars trembles more often than expected. Mars doesn't have tectonic plates like Earth, but it does have volcanically active regions that can cause rumbles: https://t.co/rFXk3a3ClG https://t.co/OfjEknSkzY — PolitiTweet.org