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The Sun ☼

Solar System: Sun (Sol)

Sol is the star that the planets & comets in our solar system orbit around. The Sun is spectacular when viewed using a solar filter or dedicated solar scope for sunspots & prominences.

Mercury Stats
      1. Mass (kg)
      2. 1.989e+30
      1. Equatorial radius (km)
      2. 695,000
      1. Mean density (gm/cm3)
      2. 1.410
      1. Rotational period (days)
      2. 25-36
      1. Equatorial escape velocity (km/sec)
      2. 618.02
      1. Visual geometric albedo
      2. 0.3
      1. Magnitude (Vo)
      2. -26.8
      1. Mean surface temperature
      2. 6,000°C
      1. Composition
      2. Hydrogen=92%, Helium=8%


    For a list of solar eclipses, see Upcoming solar eclipses. For a list of planetary transits across the Sun, see Transits of Venus & Mercury.

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