Post Tagged with: "gamma-ray astronomy"

AstroSpace Update – January 2010

AstroSpace Update
January 2010
Gathered by Don Lynn from NASA and other sources
Cassini (Saturn mission) has observed the strange hexagon at the north pole, since it recently returned to daylight for the 1st time in 15 years, [...]

read more

AstroSpace Update – December 2009

AstroSpace Update
December 2009
Gathered by Don Lynn from NASA and other sources
Cassini (Saturn mission), using its radar on Titan, has observed seasonal changes in the surface that appear to be caused by drying up of the lakes of liquid methane. The reflectivity of the lakes changed (toward that seen in dry lake beds) and the shorelines [...]

read more

AstroSpace Update – June 2009

AstroSpace Update
June 2009
Gathered by Don Lynn from NASA and other sources
Herschel is the infrared space telescope launched in May by the European Space Agency, with substantial participation by NASA. It is now on its way to the L2 Lagrangian point, a place where gravity of the Earth and Sun balance, which lies about 1 million [...]

read more

AstroSpace Update – May 2009

AstroSpace Update
May 2009
Gathered by Don Lynn from NASA and other sources
Cassini (Saturn mission) – Analysis of Cassini radar data taken at the moon Titan has resulted in a map of elevations and has produced several surprises. The longest axis of Titan is toward Saturn, and the shortest from pole to pole, as expected. But it [...]

read more

AstroSpace Update – April 2009

AstroSpace Update
April 2009
Gathered by Don Lynn from NASA and other sources
Phoenix (recently completed Mars lander mission) – Examination of images taken of the lander legs on Phoenix show what appears to be drops of liquid water that lasted for months, grew, moved and merged. Some of the Phoenix team believe that salts found on Mars, [...]

read more