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Infrared Images from the Herschel Deep-space Telescope: Peering Into the Past Beyond the Cosmic Dust

Infrared Images from the Herschel Deep-space Telescope: Peering Into the Past Beyond the Cosmic Dust

In this colour-coded Spitzer image of the DR 21 star-forming region, the green reveals the emission from large molecules set aglow by the newly formed stars. The blue and red boxes show the area that HIFI has already surveyed for ionized carbon, a key ingredient of the molecular cloud material.

Credit: ESA and the HIFI Consortium

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