Friday, October 28, 2011

Three New Planets and a Mystery Object Discovered Outside Our Solar System

 Three planets -- each orbiting its own giant, dying star -- have been discovered by an international research team led by a Penn State University astronomer.
read here

Tuesday, October 25, 2011

NASA Telescopes Help Solve Ancient Supernova Mystery

 A mystery that began nearly 2,000 years ago, when Chinese astronomers witnessed what would turn out to be an exploding star in the sky, has been solved. New infrared observations from NASA's Spitzer Space Telescope and Wide-field Infrared Survey Explorer, or WISE, reveal how the first supernova ever recorded occurred and how its shattered remains ultimately spread out to great distances.
read here

Sunday, October 9, 2011

Astronomers Find Elusive Planets in Decade-Old Hubble Data

 In a painstaking re-analysis of Hubble Space Telescope images from 1998, astronomers have found visual evidence for two extrasolar planets that went undetected back then.
Read Here