the Red Planet an informal name for Mars 2 (def. 1)
Exoplanets And Planets: The Truth Is Out ThereExoplanets are in the news, and not just because Google did a doodle on them, either. On February 22, 2017, news of the discovery of seven new exoplanets was announced by NASA. This may be a new word for you non-NASA geeks out there. Let’s examine the difference between planets and exoplanets. A planet is sometimes also called a major planet. It’s any of the …
red pillRead more in this article about some frequently asked questions and fun facts related to our definitions.
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012