NASA's Opportunity had just made the most important discovery of its mission, the rock vein known as Esperance. But what happened next? Cheap currency conversions with Transferwise: https://prf.hn/l/78gReNK Opportunity Playlist: https://www.youtube.com/playlist?list=PL2gLpWRK0QlD20yE8cIafJ8da0gUyWmbw SUBSCRIBE for more videos about our other planets. Subscribe! http://goo.gl/WX4iMN Facebook! http://goo.gl/uaOlWW Twitter! http://goo.gl/VCfejs Donate! Patreon: http://goo.gl/GGA5xT Ethereum Wallet: 0x5F8cf793962ae8Df4Cba017E7A6159a104744038 Become a Patron today and support Astrum! Donate link above. I can't do it without you. Patreons can help pick the next Astrum Answers in a fortnightly poll. Thanks to those who have supported so far! Astrum Spanish: https://bit.ly/2KmkssR Image Credits: NASA/Hubble Music Credits: Stellardrone - Eternity