NASA's Wide-field Infrared Survey Explorer showcases its first images, including a wispy comet and the grand Andromeda galaxy.

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NASA's Wide-field Infrared Survey Explorer: First images

Andromeda Galaxy, our own galaxy’s largest neighbor

Short infrared wavelengths show the galaxy’s warped spiral disk

Long infrared wavelengths show the galaxy’s dusty newborn stars Star-forming cloud including the star cluster NGC 3603

The Fornax galaxy cluster - A family of galaxies 60 million light-years away

Including NGC 1365

Comet Siding Spring - As it moves through the solar system

Five images taken over eight hours show the comet’s motion relative to background stars

NASA Jet Propulsion Laboratory California Institute of Technology
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