The planet Mars will make its closest swing by Earth in more than two years tonight (March 5), just days after reaching a celestial milestone called "opposition" as it circles the sun.
CalSky computer simulation of Mars on right.
ToUcam Pro 840K 10 fps, 1/25 second, f/30 = 7,500 mm FL. 1,061 images stacked in RegiStax 5.
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