Gale (crater) the "Curiosity" rover will continue to explore higher and younger layers of Mount Sharp in order to determine how the lake environment in ancient times on Mars became the drier environment in more modern times. On August 5, 2017, NASA celebrated the fifth anniversary of the "Curiosity" rover mission landing, and related exploratory accomplishments, on the planet Mars. (Videos: "Curiosity" First Five Years (02:07); "Curiosity" POV: Five Years Driving (05:49); "Curiosity" Discoveries About Gale Crater (02:54)) On June 7, 2018, NASA's Curiosity made two significant discoveries in the Gale crater. Organic molecules preserved in 3.5 billion-year-old bedrock and seasonal variations
Hard Time on Planet Earth Hard Time on Planet Earth Hard Time on Planet Earth is an American science fiction series that aired on CBS as a midseason replacement in 1989. Airing for 13 episodes, the series starred Martin Kove and was created by Jim and John Thomas. Scheduled opposite NBC's "Unsolved Mysteries" and ABC's "Growing Pains" on Wednesdays, "Hard Time on Planet Earth" ranked 65th out of 81 programs upon its premiere. Ratings for the series never improved and the series was canceled by CBS in May 1989. The last episode aired on June 21, 1989. The main character was an alien Elite Military