Ann Curry will host a new PBS series next year called âWeâll Meet Again.â The six-part program will feature reunions between people who have been affected by real-life events, like a Japanese-American woman who sought to find a classmate who helped her when she was a girl at the outbreak of World War II. After Pearl Harbor, [â¦]
There can be as many as seven eclipses (solar plus lunar) in any one year. In 1935 there were five solar eclipses - four partial and one annular. On average, there is a total solar eclipse visible somewhere about every 18 months. However, from any one location on Earth, total eclipses take place on average only once in several hundred years.
Only those located in the path of the Moon's full shadow, its umbra, can see a total solar eclipse. The Moon's umbra travels eastward at about 1,700 km/h (1,056 mph). A total solar eclipse can last for several hours. Totality can range from a few seconds to 7.5 minutes. The longest total solar eclipse of the 21st century took place on July 22, 2009 when the totality lasted 6 minutes and 39 seconds. Total solar eclipses typically happen a little less than once a year when: