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Dec 10, 2015 - Monthly Meeting
  Type Ia Supernova Progenitors
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NGC 6366
Submitted by Mario Motta M.D.
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The Amateur Telescope Makers of Boston, Inc. (ATMoB) is an astronomy club devoted to telescope making, observing, and studying the heavens. The ATMoB was founded in 1934 with the cooperation of Dr. Harlow Shapley at Harvard College Observatory.

We meet formally every month (except August) to hear a speaker, to discuss club activities, and to socialize. Membership is open to all those interested in pursuing astronomy as a hobby.  For additional details...
Next Club Meeting
Type Ia Supernova Progenitors
Dr. Stella Kafka - Thursday, Dec 10, 2015 at 8:00 PM
Type I Supernovae are massive stellar explosions that result from an interaction between a white dwarf and a companion whose mass it accrues in a close binary system. When the white dwarf’s mass reaches 1.4 that of the sun, the supernova occurs. Dr....

Meetings are held in Phillips Auditorium, Harvard-Smithsonian Center for Astrophysics and are open to the public.

Full meeting details...
List of Upcoming Astronomical Events brought to you by the Observing Committee
Tonight's SkyExternal Link
December Sky
3 Dec Last Quarter Moon at 2:40am EST
4 Dec Jupiter shines above and to the right of a waning Crescent Moon before sunrise.
7 Dec Venus occulted by Moon (12:43pm EST)
11 Dec New Moon at 5:28am EST
14 Dec Geminid Meteors Peak
18 Dec First Quarter Moon at 10:14am EST
21 Dec Winter Solstice at 11:48pm EST
25 Dec Full (Cold) Moon at 6:11am EST
28 Dec Mercury at Greatest Eastern (Evening) Elongation (Look low in the WSW 30 minutes after sunset)
31 Dec Jupiter and a waning Gibbous Moon appear together in the predawn sky
Planets in Dec
Mercury Well-placed in the WSW sky 30 minutes after sunset during the last 3 weeks of December. At Greatest Eastern Elongation on the 28th.
Venus Dominates the SE morning sky. Occulted by a waning Crescent Moon at mid-day on the 7th.
Mars In Virgo, Mars appears high above the SE horizon before sunrise
Jupiter In Leo, Jupiter rises during the late evening hours, and shines high in the south before sunrise
Saturn Just past conjunction, Saturn reappears in the morning sky around mid-month.
Upcoming Events
2-11 Dec Globe at Night (www.globeatnight.org)
7-Dec Conjunction of the Moon and Venus
13-14 Dec Geminids Meteor Shower
21-22 Dec Ursids Meteor Shower
22-Dec December Solstice
29-Dec Mercury at Greatest Eastern Elongation.

Sources: NASA JPL Space Calendar, StarDate Online, Sky & Telescope, Harvard-Smithsonian Center for Astrophysics, RASC Observer’s Handbook, Abrams Planetarium Sky Calendar and Astronomy Magazine.
Thanks to Glenn Chaple for compiling the data, and to Andrew MacKenzie for the code that makes this work.
Local Sky Conditions - the darker the better!
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