<p>A region on Saturn’s moon Titan has been found to be similar to the Etosha Pan in Namibia, Africa. Both are ephemeral lakes – large, shallow depressions that sometimes fill
AAVSO Alert Notice 430<br /> Photometry requested of Blazar-type Quasars 3C 273 and 3C 279<br /> January 11, 2011 <p>Dr. Kirill Sokolovsky (Max-Planck-Institut fuer Radioastronomie, Bonn) has requested the assistance of AAVSO observers
<p>This image, acquired today by ESA’s Envisat satellite, shows the vast cloud of volcanic ash sweeping across the UK from the eruption in Iceland, more than 1000 km away.</p> <p style="text-align:center"></p> <p>Carried
<p>Images from the recent flyby of Phobos, on 7 March 2010, are released today. The images show Mars’ rocky moon in exquisite detail, with a resolution of just 4.4 metres