Friday, September 19, 2014
Where Will Philae Land on Comet 67P?
On November 11th, the European Space Agency's Rosetta spacecraft will dispatch the heavily instrumented Philae lander to an area called "Site J" on one end of Comet 67P/Churyumov–Gerasimenko.
For details see the article in Sky and Telescope.
Thursday, September 4, 2014
Comet Jacques - Coma
It turns out that there was just a bit too much noise in the high ISO images I took of comet Jacques back on August 26th. Stacking and processing them in PixInsight revealed a slightly better view of the nucleus/coma of the comet, but the improvement was marginal at best. If there is a tail in there I didn't capture it.
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Today I present the Bubble Nebula, NGC 7635, taken over six nights, from July 17 to August 22, with my EdgeHD11 scope and ASI2600mm camera. ...
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It has happened a number of times in the past - in fact, 7 recorded impacts since July of 1994. Texas amateur astronomer Ethan Chappel reco...