Baily’s Beads
On May 3, 1715, astronomer Edmund Halley observed a total lunar eclipse of the sun in London England. At the moment of totality, he observed an arc of uneven light around the disc of the moon just before it covered the sun. The points…
On May 3, 1715, astronomer Edmund Halley observed a total lunar eclipse of the sun in London England. At the moment of totality, he observed an arc of uneven light around the disc of the moon just before it covered the sun. The points…