... Star Atlas . ... First light from alien planets . ... The stars these planets circle overwhelm their light, but the warm worlds glow brightly in the infrared, a part of the spectrum where Sun-like stars emit less energy. ... J ust 10 years after the first extrasolar planet was discovered, two teams of astronomers report the detection and measurement of infrared radiation from "hot Jupiters" circling nearby stars. ... Only registered members of Astronomy.com are allowed to comment on this article. ...