Circularly polarized light was observed at infrared wavelengths coming from the giant Orion molecular cloud, shown here in this image taken by the infrared camera on the Hubble Space Telescope. However, circularly polarized light has not been observed at the requisite ultraviolet wavelengths.
Credit: Rodger Thompson, Marcia Rieke, Glenn Schneider, Susan Stolovy (University of Arizona); Edwin Erickson (SETI Institute/Ames Research Center); David Axon (STScI), and NASA