These 7 Earth-sized planets were seen by @NASASpitzer around a nearby, ultra-cool dwarf star called TRAPPIST-1: https://t.co/G9tW3cJMnV pic.twitter.com/Z6gvaH96Tz
NASA (@NASA) 22 de febrero de 2017
New record! Weve found 7 Earth-sized planets around a single star outside our solar system; 3 in habitable zone: https://t.co/GgBy5QOTpK pic.twitter.com/NEavRSXDU2
NASA (@NASA) 22 de febrero de 2017