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Local Bubble
The Local Bubble, or Local Cavity, is a relative superbubble, cavity in the interstellar medium (ISM) of the Orion Arm in the Milky Way. It contains the List of nearest stars and brown dwarfs, nearest stars and brown dwarfs and, among others, the Local Interstellar Cloud (which contains the Solar System), the neighboring G-Cloud, the Ursa Major moving group (List of nearby stellar associations and moving groups stellar Stellar kinematics#moving group, moving group), and the Hyades (star cluster), Hyades (the nearest open cluster). It is estimated to be at least 1000 light years in size, and is defined by its neutral-hydrogen density of about 0.05 atoms/cm3, or approximately one tenth of the average for the ISM in the Milky Way (0.5 atoms/cm3), and one sixth that of the Local Interstellar Cloud (0.3 atoms/cm3). The exceptionally sparse gas of the Local Bubble is the result of supernovae that exploded within the past ten to twenty million years. Geminga, a pulsar ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Open Star Clusters
Open or OPEN may refer to: Music * Open (band), Australian pop/rock band * The Open (band), English indie rock band * Open (Blues Image album), ''Open'' (Blues Image album), 1969 * Open (Gerd Dudek, Buschi Niebergall, and Edward Vesala album), ''Open'' (Gerd Dudek, Buschi Niebergall, and Edward Vesala album), 1979 * Open (Gotthard album), ''Open'' (Gotthard album), 1999 * Open (Cowboy Junkies album), ''Open'' (Cowboy Junkies album), 2001 * Open (YFriday album), ''Open'' (YFriday album), 2001 * Open (Shaznay Lewis album), ''Open'' (Shaznay Lewis album), 2004 * Open (Jon Anderson EP), ''Open'' (Jon Anderson EP), 2011 * Open (Stick Men album), ''Open'' (Stick Men album), 2012 * Open (The Necks album), ''Open'' (The Necks album), 2013 * Open (Kwon Eun-bi EP), 2021 * ''Open'', a 1967 album by Julie Driscoll, Brian Auger and the Trinity * ''Open'', a 1979 album by Steve Hillage * Open (Queensrÿche song), "Open" (Queensrÿche song) * Open (Mýa song), "Open" (Mýa song) * "Open", the fi ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
