Would you like to chase satellites, print out custom sky charts whenever you wish, and locate real-time iridium flares without a telescope or binoculars? Heavens Above has just the features … [Read full article]
Happy 45th Anniversary: Humans Land On The Moon
PlanetSave would be remiss if we didn’t say something today to recognize that 45 years ago humans first set foot on another celestial body. Launched on an expendable multistage liquid-fueled Saturn V rocket … [Read full article]
Water Likely On New Terra-Like Exoplanet Kepler-186f
Artist’s conception of Kepler-186f in its solar system (NASA Ames/SETI Institute/JPL-Caltech) It’s a bit less possible now that we’re alone in the universe. The $600-million Kepler Space Telescope, launched five … [Read full article]
Cosmic News: Lots More Stars than "Billions and Billions"
Counting the number of stars in the known universe would seem to be a monstrous task akin to counting the number of grains of sand on all the world’s beaches. … [Read full article]