Alpha Herculis star system


Alpha Herculis, or Rasalgethi, photographed on 12 July 2020. Alpha Herculis is a system of three starts but when observed appears as two distinct objects, or just one to the naked eye. It is located approximately 360 light-years from the Sun in the constellation Hercules.


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Photo credit: © DAMIAN PEACH/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, 12, 2000s, 2020, 2020s, 21st, alpha, astronomical, astronomy, astrophotography, background, black, century, earth, hercules, herculis, july, night, observation, rasalgethi, sky, space, star, stars, stellae, stellar, system, text, triple