ScienceKepler-421b exoplanet with longest known year. Now, stop complaining things are going slow. A new exoplanet was recently discovered along the 'frost' line. It was seen 1,000 light years from the Earth. The alien planet has 704 days in one year.by R. Padla
ScienceHunt for water on Earth-like exoplanets more challenging than previously thoughtby James Maynard