New Delhi, Sept. 21 -- A partial solar eclipse is set to take place on Sunday, September 21. However, people in the United States will not be able to witness it. This rare event will only be visible in Australia, New Zealand, Antarctica, and a few small islands in the Pacific and Atlantic.

A solar eclipse happens when the moon moves between the sun and the Earth, blocking sunlight. In a total solar eclipse, the sun, moon, and Earth line up perfectly, turning day into night for a short time. In a partial solar eclipse, the alignment is not exact, so the moon only covers part of the sun.

According to USA Today, during the upcoming partial eclipse the sun will appear "like a crescent, like someone took a bite out of it". People in the righ...