Visible Light Spectrum from Alien Planet Measured for 1st Time (Video)
Wednesday, April 22, 2015 - 06:30
in Astronomy & Space
Scientists measured the spectrum of visible light reflected off the exoplanet 51 Pegasi b, which lies about 50 light-years from Earth. Back in 1995, 51 Pegasi b became the first alien world ever found around a sunlike star.