Photographic Print

Comet Hyakutake Comet Hyakutake at lower right showing the comets bright head coma and long tail Comet Hyakutake or B was one of the brightest comets to appear in the sky this century Comets are mostly formed of water ice and dust They usually have a diameter of a few kilometres and orbit the Sun with highly elongated orbits It is only when a comet approaches the Sun that the water ice vaporises to form a tail of gas and dust This always points away from the Sun because it is blown by charged particles the solar wind which come out of the star The image was taken on March the brightest star at upper centre is Algol Beta Persei

Work by John Sanford

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