黃道光 (圖解)

mca

幾十年前我或者見過黃道光(?)，今見同好 鄧銳禎在澳洲天文聖地 Coonabarabran (31S, 149E) 的靚天拍到黄道光，難得!  特為文記之。(原圖在 http://forum.hkas.org.hk/viewthr ... &extra=page%3D1)


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mca

美麗黄道光照片:

Zodiacal light + the Milky Way
http://apod.nasa.gov/apod/ap100320.html

Zodiacal Light over La Silla, Chile
http://www.eso.org/public/images/zodiacal_beletsky_potw/

最新研究:

Virtually all the dusts come from short-period comets, with a little contribution from Oort Cloud comets. No more than 10% of it can be coming from the asteroid belt !
http://www.skyandtelescope.com/c ... sblog/87336457.html
http://news.sciencemag.org/scien ... the-mystery-of.html

51 Ophiuchi is a protoplanetary system with a dust cloud that orbits extremely close to its parent star,
http://keckobservatory.org/index.php/news/KIN_2009/