T-100 Days to 'Sleeping Beauty' Rosetta's Wake-Up Call

Rosetta and its Philae landing craft will arrive at Comet 67P/Churyumov-Gerasimenko in 2014. Less than 100 days now remain before the craft are due to be revived from their 2.5-year deep-space hibernation. Image Credit: ESA

According to the Brothers Grimm, Sleeping Beauty was condemned to sleep for 100 years, but for the European […]

Spitzer Space Telescope Celebrates 10 Years of Astronomical Discovery

The infrared vision of NASA’s Spitzer Space Telescope has revealed that the Sombrero galaxy—named after its appearance in visible light to a wide-brimmed hat—is in fact two galaxies in one. Image Credit: NASA/JPL-Caltech

Ten years ago tonight, NASA’s fourth “Great Observatory”—the Space Infrared Telescope Facility (SIRTF)—was boosted into orbit from Cape Canaveral Air […]