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of Star Forming Regions, Volume I: The Northern Sky, ASP Monograph Publications, 2008. ISBN 1583816704. Reipurth, B. et al., Handbook of Star Forming Regions...

of Star Forming Regions, Volume I: The Northern Sky, ASP Monograph Publications, 2008. ISBN 1583816704. Reipurth, B. et al., Handbook of Star Forming Regions...

redshift, are also consistent with the GRB having originated in star-forming regions. A unique gamma ray emission event, GRB 110328A, lasting more than...

Sources and references A star is a massive, luminous ball of plasma held together by gravity. Stars are formed within extended regions of higher density in...

Sources and references A star is a massive, luminous ball of plasma held together by gravity. Stars are formed within extended regions of higher density in...

of Star Forming Regions, Volume I: The Northern Sky, ASP Monograph Publications, 2008. ISBN 1583816704. Reipurth, B. et al., Handbook of Star Forming Regions...

2006-10-20. Reid, M. J. (2009). "Trigonometric Parallaxes of Massive Star Forming Regions: VI. Galactic Structure, Fundamental Parameters and Non-Circular...

nearby NGC 896, theese nebulae constitute one of the most prominent star forming regions of the Perseus Arm; they contain large cavities that were carved...

of Star Forming Regions, Volume I: The Northern Sky, ASP Monograph Publications, 2008. ISBN 1583816704. Reipurth, B. et al., Handbook of Star Forming Regions...

ionization nebula, like the Orion Nebula, which are often H II regions found in star forming regions. In true-color pictures, these nebula have a distinctly...

stars around the boundary separating the two regions. A collision of two galaxies has left a merged star system with an unusual appearance as well as...

supporting life forms. Part of Orion’s sword, the Great Orion Nebula (about 1500 light-years distant from us) contains a star-forming region. About 700...

Pierre Méchain, the discoverer of M101, described it as a "nebula without star, very obscure and pretty large, 6' to 7' in diameter, between the left hand...

dwarf or regular star. The other route to forming large interstellar objects is from a planetary system which forms around around a star. Later gravitational...

with w:star formation regions. The general explanation is that the hot, short-lived w:blue stars that are found within star formation regions are very...

w:Chandra X-ray Observatory. The black hole, named M33 X-7, orbits a companion star which it eclipses every 3.5 days. The galaxy has an H II nucleus. At least...

startbursts followed, the last (~4–6 Myr ago) of which may have formed the core clusters, both super star clusters (SSCs) and their lighter counterparts. Ignoring...

into balls of plasma, forming protostars. As material continues to rain in on the protostar, deuterium fusion begins and a star is born. As these stars...

then its central regions will shrink as different fusion reactions compensate. The Sun will then expand into a huge red-giant star eating up all of the...

constellation w:Canes Venatici, M51 is found by following the easternmost star of the w:Big Dipper, w:Eta Ursae Majoris, and going 3.5° southeast. Its declination...