By Ben Evans, on August 25th, 2013 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 […]
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By David Darling, on May 23rd, 2013 Hubble Space Telescope, as seen from the Shuttle Atlantis during the fourth servicing mission in May 2009. Photo Credit: NASA
The atmosphere is a problem for astronomers for two big reasons: it’s turbulent, so it smears out the light from cosmic objects, and it blocks out huge swathes of the electromagnetic spectrum. To […]
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