There are unexplained sources of infraredemission, far out among the galaxies.
2
She only saw them against the craggy polyp because of their infraredemission.
3
It also had an infraredemission; the dark wrinkled surface was radiating more heat than the little stars were shining on it.
4
In the 1980s, excess infraredemission was discovered around main-sequence stars; subsequent direct-imaging observations revealed orbiting disks of cold dust to be the source.