Two Exoplanets May Be Water Worlds

Using data from NASA’s Hubble and Spitzer Space Telescopes, astronomers have found evidence that two exoplanets orbiting a star 218 light-years away are “water worlds,” where water makes up a large fraction of the entire planet. For more information, visit Credit: NASA's Goddard Space Flight Center Paul Morris: Lead Producer Cassandra Morris: Narrator Image Credit: Water World next to Earth Benoit Gougeon, Université de Montréal Music & Sound “Space Museum” by Harry Gregson Williams [BMI] and Ho Ling Tang [BMI] via Atmosphere Music Ltd. [PRS] and Universal Production Music This video can be freely shared and downloaded at While the video in its entirety can be shared without permission, the music and some individual imagery may have been obtained through permission and may not be excised or remixed in other products. Specific details on such imagery may be found here: For more information on NASA’s media guidelines, visit See more Hubble videos on YouTube: Follow NASA's Hubble Space Telescope: · Facebook: · Twitter: · Instagram: · Flickr: --- If you liked this video, subscribe to the NASA Goddard YouTube channel: Follow NASA’s Goddard Space Flight Center · Instagram · Twitter · Twitter · Facebook: · Flickr