The comet Hyakutake (1996 B2), showing a blue gas tail. Comets have three parts: the nucleus, a mass of condensed material that looks like a star; the coma, a hazy shell that appears around the nucleus; the tail, a stretch of the coma when near the sun.
Credit
Medical Images
/ RF
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3649 x 2360 pixels
Print Size @ 300 dpi
12 x 8 inches / 31 x 20 cm