NASA announced today the discovery of the first known system of seven Earth-size planets around a single star. The Spitzer Space Telescope offers now the first realistic opportunity to search for biological signs of alien life outside of our solar system.
NASA astronauts Jeff Williams and Kate Rubins are getting ready for Thursday morning’s spacewalk scheduled to begin at 8:05 a.m. EDT and last 6.5 hours. NASA Television will provide complete coverage beginning at 6:30 a.m. EDT.
Five years after its launch, NASA’s solar-powered Juno spacecraft arrives at Jupiter. With only one opportunity to get into orbit, Juno will spend 53 days around the gas giant. Its mission is to collect data and images that could offer traces to the origins of our solar system and the formation of the planets and moons.