Tags Robert (Bob) Zimmerman Lunar & Planetary Science Conference (LPI) virtual LPI report buried ice and glaciers on mars water on Mars Mars geology Ceres Martian climate change the Moon Mercury SpaceX Covid-19 impact on space SpaceX and Covid 19 labor in California ESA Martian water and carbon molecules extremophiles microbial life on Mars Starship The 1 000 Caves of Mars MRO photos Dr. Doug and the virus public health issues Starship vs. SLS Covid-19 overreaction SLS tipping point to Starship SpaceX and government bail out blog discussion Covid-19 mortality rate Starship safety government risk aversion Rand Simberg perspective Starship requires risk tolerance human spaceflight accidents return to spaceflight big goals space mission delays Mars 2020 Perseverance on schedule ESA Mars 2020 delay Guest Robert Zimmerman Tagline current space news amid virus crisis hitting the industry View the discussion thread.