Hidden Universe: NASA's Spitzer Space Telescope

Witness our universe in a whole new way! This video series highlights some of the most exciting discoveries from NASA's Spitzer Space Telescope. In-depth 'Showcase' features, striking 'Gallery Explorer' montages, and other whimsical specials take you beyond the visible to a universe of dust and stars hidden from Earth-bound eyes. Spitzer is the infrared component of the NASA Great Observatory program which also includes Hubble (visible), Chandra (x-ray), and Compton (gamma ray).

https://www.spitzer.caltech.edu/podcast/hidden-universe.xml

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Possible Nearby Exoplanet Smaller than Earth (Update)


Astronomers using NASA's Spitzer Space Telescope have detected what they believe is an alien world just two-thirds the size of Earth - one of the smallest on record!


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 August 7, 2012  2m