Mobile & Tablet Apps Overview
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Reference Apps
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Personal Assistants

Stars
Reference App
  • For easy browsing, stars are sorted into groups such as the Northern or Southern Sky Stars; Brightest Stars; Nearest Stars; and Giant, Supergiant, and Main Sequence Stars
  • The Star Lookup allows you to enter any star name in the input field
  • Examine and compare properties for each star, such as its magnitude, spectral class, temperature, mass, lifetime, and distance from Earth
  • See the star's position on the Hertzsprung-Russell diagram
  • Compute the star's current sky position from your location, find out whether it is visible, and learn the times of the star's next rise and set
  • Perform advanced astronomical calculations using the Stefan-Boltzmann law, Wien's displacement law, blackbody luminosity, and mass-luminosity relationship

          Screenshots: iPhone  |   iPad