Mars rover current studies on Mars by the "Curiosity" "Opportunity" rovers would be searching for evidence of ancient life, including a biosphere based on autotrophic, chemotrophic or chemolithoautotrophic microorganisms, as well as ancient water, including fluvio-lacustrine environments (plains related to ancient rivers or lakes) that may have been habitable. The search for evidence of habitability, taphonomy (related to fossils), and organic carbon on Mars is now a primary NASA objective. Since June 2018, the "Opportunity" rover has been out of contact after going into hibernation mode in a dust storm. NASA has stated they are unsure if they will ever be able
Hard Time on Planet Earth people. Most critics detested the series. According to "People" magazine, "About 20,000 RPM—that's how fast I reckon Walt Disney must be spinning in his grave with shows like this on the air … It is just one long, bad commercial." It did, however, garner a small but loyal fanbase throughout its time on the air. The show is sometimes cited in lists of "One-Hit Wonder" TV shows from the '80s and '90s. 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