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1 Open clusters - NGC objects 4755, 265, 290 & 6231

Information and articles on astronomy, space and related topics. Also features a friendly forum and a telescope buyer's

http://www.astronomytoday.com/astronomy/open-clusters.html -

2 Milky Way Galaxy :: Open clusters -- Britannica Online Encyclopedia

Provides complete text of Encyclopaedia Britannica with search capabilities, related links, and multimedia enhancements.

http://www.britannica.com/eb/article-68070/Milky-Way-Galaxy -

3 Galactic orbits and the survival of old open clusters

Established 1899, AAS is the major professional organization in North America for astronomers, other scientists and indi

http://www.aas.org/publications/baas/v27n4/aas187/S107002.html -

4 Catching the Light >> Blog Archive >> Open Clusters NGC 663 and NGC 654

Deep-sky astronomical photographs, tips and techniques for astrophotography, and digital enhancement in Photoshop.

http://www.astropix.com/wp/2007/03/26/open-clusters-ngc-663-and-ngc-654/ -

5 M46, M47 OPEN CLUSTERS

Deep-sky astronomical photographs, tips and techniques for astrophotography, and digital enhancement in Photoshop.

http://www.astropix.com/HTML/B_WINTER/M46_M47.HTM -

6 APOD Index - Stars: Open Clusters

Galactic or open star clusters are relatively young swarms of bright stars born together near the plane of our...Two types of star clusters are visible in our Milky Way Galaxy : open clusters and globular...

http://apod.nasa.gov/apod/open_clusters.html -

7 Zenfolio | Hunter Wilson | Open Clusters

http://hwilson.zenfolio.com/p291705967/? -

8 Open Clusters

http://www.ldps.ws/Mirror/Universe/openclus.html -

9 Open Clusters Like Orion Have Low Fertility Rate

Comprehensive daily news resource on space science and industry. Includes updated overview of news from multiple sources

http://www.spacedaily.com/reports/Open_Clusters_Like_Orion_Have_Low_Fertility_Rate_999.html -

10 Open clusters like Orion have low fertility rate (7/8/2008)

http://www.astronomyreport.com/Research/Open_clusters_like_Orion_have_low_fertility_rate.asp -

11 Amazon.com: Differential ages in open clusters: Anne Marie H Jakobsen: Books

Differential ages in open clusters (Unknown Binding) by Anne Marie H Jakobsen (Author)...

http://www.amazon.com/Differential-ages-clusters-Marie-Jakobsen/dp/B0007C6CFS -

12 Ole's Astronomy Site - Open Clusters Autumn

gallery of open clusters...Very rich open cluster comprising about 1000 stars....

http://www.ngc7000.org/ccd/oc-autumn.html -

13 the astroscopic labs - the top amateur astro photos of global and open clusters - amateur astro image CCD

IC catalog the top 40 astro photos of global and open clusters...Open Cluster in Sagittarius with Dark Nebula Barnard 86 ( B86 ) ( NGC6520 ) ...

http://www.licha.de/astro_gallery_cluster.php -

14 WEBDA: Open clusters

List by coordinates The list of about 1200 open clusters known in the Galaxy in increasing right ascension has...

http://www.univie.ac.at/webda/ocl_list.html -

15 WEBDA: Open clusters

List by galactic longitudes The list of about 1200 open clusters known in the Galaxy in increasing galactic...

http://www.univie.ac.at/webda/lb_list.html -

16 M36, M37, and M38 - Open Clusters in Auriga

Weekly information about the night sky, astronomy articles and observations.

http://www.nightskyinfo.com/archive/m36_m37_m38/ -

17 APOD Index - Stars: Open Clusters

http://apod.nasa.gov/apod/lib/open_clusters.html -