Planetary family portrait reveals another exoplanet
Wednesday, December 8, 2010 - 15:32
in Astronomy & Space
Astronomers has discovered a fourth giant planet, HR 8799e, outside our solar system. The new planet joins the three planets that were the subjects of the first-ever images of a planetary family orbiting a star other than our Sun. The planets orbit the star HR 8799, which lies about 129 light years from Earth and is faintly visible to the naked eye.