Thursday, February 27, 2014

ScienceDaily: Nebulae News

ScienceDaily: Nebulae News


How small cosmic seeds grow into big stars

Posted: 26 Feb 2014 04:49 AM PST

New images provide the most detailed view yet of stellar nurseries within the Snake nebula. These images offer new insights into how cosmic seeds can grow into massive stars. Stretching across almost 100 light-years of space, the Snake nebula is located about 11,700 light-years from Earth in the direction of the constellation Ophiuchus.

Rare form of nitrogen detected in comet ISON

Posted: 25 Feb 2014 07:11 AM PST

Astronomers observed the Comet ISON during its bright outburst in the middle of November 2013. Subaru Telescope's High Dispersion Spectrograph has detected two rare forms of nitrogen in the comet ISON. Their results support the hypothesis that there were two distinct reservoirs of nitrogen the massive, dense cloud ("solar nebula") from which our Solar System may have formed and evolved.

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