Jupiter Will Be Closest on May 6th
Jupiter and its moon Ganymede. Image credit: Alan Friedman. Click to enlarge Look east in the early evening and you'll…
Companion Star Changed Supernova’s Appearance
The Galaxy NGC 7424 as imaged by Gemini. Image credit: Gemini South GMOS. Click to enlarge When a supernova was…
Cassini Sees New Craters on Titan
Shikoku Facula region on Titan. Image credit: NASA/JPL/SSI. Click to enlarge Cassini recently swept past two previously unexplored regions of…
Book Review: Galaxy Formation and Evolution
Digital cameras are all the rage today, but one that's limited to a 12 by 12 array isn't going to…
XMM-Newton Finds Objects in its Spare Time
XMM-Newton slew survey of the Vela supernova remnant. Image credit: ESA. Click to enlarge For most of its time, ESA's…
Book Review: The Sky at Einstein’s Feet
Thought experiments highlight people's power to perceive that which is not directly in front of their eyes. Light, that capricious,…
What’s Up This Week – May 2 – May 7, 2006
M53. Image credit: Credit: REU Program/NOAO/AURA/NSF. Click to enlarge. Greetings, fellow SkyWatchers! Have you been following the comet's trail? If…
Shearing Storms on Saturn
Detailed view of Saturn's clouds. Image credit: NASA/JPL/SSI. Click to enlarge This clear view of Saturn shows the planet's stormy…
Astrophoto: Comet Schwassmann-Wachmann by Andrea Tamanti
Comet Schwassmann-Wachmann by Andrea Tamanti Arnold Schwassmann and Arno Arthur Wachmann were two German astronomers credited with the discovery of…
Shifting Northern Hazes on Titan
The hazy atmosphere of Titan. Image credit: NASA/JPL/SSI. Click to enlarge This beautiful photograph shows how the hazy atmosphere on…