Planck Sees a Cold and Stormy Orion

The big hunter in the sky is seen in a new light by Planck, a European Space Agency mission with significant NASA participation. The long-wavelength image shows most of the constellation Orion, highlighting turbid clouds of cold material, where new stars are being stirred into existence. The Planck mission is busy surveying the whole sky at longer wavelengths of light than we can see with