joi, 8 aprilie 2010

Astronomers Take Close-Up Pictures of Mysterious Dark Object

- ScienceDaily (Apr. 8, 2010) — For the first time, astronomers have directly observed the mysterious dark companion in a binary star system that has puzzled skywatchers since the 19th century. Full story:

* NASA: Sun's Nemesis Pelted Earth with Comets, Study Suggests... Is our Sun part of a binary star system? An unseen companion star, nicknamed “Nemesis,” may be sending comets towards Earth. If Nemesis exists, NASA’s new WISE telescope should be able to spot it: