Astrophoto: Spectacular 22-Degree Sun Halo Over Kuala Lumpur
A 22 degree Sun halo was seen in Kuala Lumpur on October 2, 2012. Credit: Shahrin Ahmad Denizens of Kuala…
Virtual Star Party – Sep. 30, 2012: Breaking the Rules Edition
We had another fantastic Virtual Star Party Sunday night, with a packed crew of astronomers, including a new face: Bill…
Mercury’s Surface is Full of Sulfur
The southern portion of Mercury's Vivaldi basin and outlying rugged terrain Named for the 17th-century Venetian composer, the southern half…
Watch Live: A Day in the Life of the Very Large Telescope
Ever wonder what takes place on a daily basis at one of the premier ground-based observatories? The European Southern Observatory…
Surprise! Hot Venus has a Cold Upper Atmosphere
Venus' terminator – the transitional region between day and night -- may fuel an unusually cold region in the atmosphere.…
Weekly SkyWatcher’s Forecast: October 1-7, 2012
Greetings, fellow SkyWatchers! Normally we don't pay much attention to the waning Moon, but this week will be a bit…
Pictures From T-86: Cassini’s Latest Flyby of Titan
On September 26-27 Cassini executed its latest flyby of Titan, T-86, coming within 594 miles (956 km) of the cloud-covered…
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Roving Curiosity at Work on Mars Searching for Ingredients of Life
Image Caption: Curiosity at work on Mars inside Gale Crater. Panoramic mosaic showing Curiosity in action with her wheel tracks…
ESA’s Big Cargo Ship Departs from the Space Station
After a three-day delay, the European Space Agency’s “Edoardo Amaldi” Automated Transfer Vehicle (ATV-3) undocked from the aft port of…
Peekaboo Sun: SDO’s Eclipse Season
Now you see it, now you don't! Around the solstices, the Solar Dynamics Observatory ends up having an “eclipse season,”…