... 2009 March 26 . Stars Young and Old . Credit Copyright : Roth Ritter ( Dark Atmospheres ) . ... Credit Copyright : Roth Ritter ( Dark Atmospheres ) . Explanation: Galactic or open star clusters are relatively young. ...
... vision of the double star Phi Persei , 720 light years away, shows a bright, rapidly rotating massive star surrounded by a disk ... was actually the most massive star in the system and because of its greater mass evolved into a giant star more quickly ...
... Explanation: Fix your camera to a tripod, lock the shutter open, and you can make an image of star trails - graceful concentric arcs traced by the stars as planet Earth rotates on its axis. ...
... Next is Barnard's Star , a dim star visible with a telescope in the constellation of Ophiuchus . ... Sirius , the brightest star in the night sky, is part of the fifth closest star system, from which light takes 8.6 years to ...
... this compact star held claim to being the closest neutron star -- only 150 light ... a RJX J185635-375 is actually a not a neutron star but a quark star -- something new ...
... 2008 February 15 . Young Stars in the Rho Ophiuchi Cloud . Credit: NASA JPL-Caltech , Harvard-Smithsonian CfA . ... Explanation: Cosmic dust clouds and embedded newborn stars glow at infrared wavelengths in this tantalizing false-color view ...
... NGC 2244: A Star Cluster in the Rosette Nebula . Credit Copyright: J. C. Cuillandre G. Fahlman ( CFHT Staff ), CFHT . ... Explanation: In the heart of the Rosette Nebula lies a bright open cluster of stars that lights up the nebula. ...
... 2009 November 13 . Young Stars in the Rho Ophiuchi Cloud . Credit: NASA JPL-Caltech , Harvard-Smithsonian CfA . ... Explanation: Cosmic dust clouds and embedded newborn stars glow at infrared wavelengths in this tantalizing false-color view ...
... Though most star clusters consist of stars with the same age and composition, the enigmatic Omega Cen exhibits the presence of different stellar populations with a spread of ages and chemical abundances. ...