A supernova flash echoing through surrounding dust clouds has given astronomers a virtual time machine for studying the light from the explosion that nobody saw.
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Giant jets from baby stars blow colorful bubbles in interstellar space. Spitzer's infrared view reveals these structures in colorful ways never seen before.
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IRrelevant Astronomy takes a lighthearted, comedic look at the infrared Universe. Enjoy this peek at the Spitzer Space Telescope's newest video podcast series.
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One of the most striking nearby star-forming regions is the Rho Ophiuchi Cloud. New images from Spitzer reveal its infrared wonders.
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These two worlds have such extreme conditions they make even the wildest planets in our solar system seem mundane by comparison.
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Galaxies take on striking new colors and structures when viewed by the infrared eye of the Spitzer Space Telescope.
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For Halloween, a trilogy of spooky star-forming regions tell a haunting tale of the lives and deaths of stars.
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The star Mira has kept a stunning secret that scientists have only just discovered in the glow of ultraviolet light.
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The eerie Helix nebula, created from the outer layers of a dying star once like our own, reveals secrets to the Spitzer Space Telescope.
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The beautiful Carina nebula, stretching 200 light years across space, has been shredded by ultraviolet radiation and winds from a behemoth of a star.
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