impressive omega centauri taken in namibia - a globular cluster in the constellation centaur visible to the naked eye

africa african astronomical astronomy astrophotography black blue bright brightest brightness celestial centaur centauri cluster constellation deep density diameter exposed exposure eye galaxy gci globular hemisphere imposing impressive lens light long luminosity massive milky most naked namibia nebula nebulae ngc night object observation omega our refractor sky southern southwest space star stargazing stars starwatch taken telescope tracking visible way years