.David. | Shared With: Everyone - Oct 31 2008 | astronomy
Nicde picture of Sprocket (and I use adblock to remove the irritating ads.)
old tag: earth
Quoted: NASA astronomers today report that the triple-ringed star has an asteroid belt and a Jupiter-like giant planet in roughly the same orbits as in our own solar system. Only 850 million years old, a fifth the age of Earth's sun, Epsilon Eridani resembles a younger twin to our solar system. About 62 trillion miles away, it is the closest known solar system.
.David. | Shared With: Everyone - Oct 23 2008 | astronomy
old tags: gas, news
Quoted: Astronews!
Chandrayaan-1 took off from Satish Dhawan Space Centre in Sriharikota just hours ago (0052 GMT, or 8:52pm Eastern Time); marking the beginning of the first lunar mission for India. The craft was in orbit within about 19 minutes and will reach the Moon and go into orbit there in about fifteen days. India started its space program in 1963 and has developed its own satellites and launch vehicles, but still has a long way to go to catch up with other countries such as China, the United States, the European Space Agency and Russia, who are already well established. Even Japan is looking ahead, hoping to have an astronaut on the Moon by 2020; the first Japanese lunar probe, Kaguya, was launched last September.
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.David. | Shared With: Everyone - Oct 23 2008 | images, astronomy
.David. | Shared With: Everyone - Oct 13 2008 | Science News, astronomy
.David. | Shared With: Everyone - Sep 10 2008 | astronomy, readings, Global Sustainability
Viewing conditions for astronomy also has satellite maps of smog here on Earth.
(Thanks to Lisa)
MODIS Aerosol Optical Depth/Aerosol Trajectory Maps
http://www.star.nesdis.noaa.gov/smcd/spb/aq/
GASP Satellite View of Aerosol Optical Depth (AOD)
http://www.star.nesdis.noaa.gov/smcd/spb/aq/index.php?plot_type=mod_Region&product_date=20080908&product_gmt=2345&product_id=2old tag: information
Quoted: Here are links to some websites that can help you predict where and when you'll get good transparency for deep-sky observing.
.David. | Shared With: Everyone - Sep 10 2008 | astronomy
.David. | Shared With: Everyone - Sep 01 2008 | sciencenews, astronomy
Sedna is a Plutoid from the outer rim of the Oort cloud (http://en.wikipedia.org/wiki/Sedna , http://en.wikipedia.org/wiki/90377_Sedna)
2006 SQ372 is from the inner layer of the Oort cloud.
.David. | Shared With: Everyone - Sep 01 2008 | sciencenews, astronomy
.David. | Shared With: Everyone - Sep 01 2008 | sciencenews, astronomy
.David. | Shared With: Everyone - Aug 27 2008 | sciencenews, astronomy, readings






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