Geoengineering the seas could be catastrophic for marine life

Metal-Poor Stars are More Suitable for Evolution of Life on Their Planets: Study

Scientists Think They've Narrowed Down The Star Systems Most Likely to Host Life

SpaceX and NASA have a plan to extend the life of Hubble by docking a crewed Dragon vehicle to boost its orbit. Hubble is ready. In 2009 the final Shuttle service mission left a docking mechanism, and the last person to work on that mission in orbit was Megan McArthur who also flew on SpaceX Crew 2.