NASA @NASA
A planet roughly the size of Earth has been found orbiting in its star's habitable zone. What do you want to know about newly revealed world Kepler-1649c? Ask our @NASAExoplanets experts anything in today’s @reddit AMA at 2pm ET: https://t.co/oXqBjjuNgH https://t.co/EhBPjJhWS3 — PolitiTweet.org