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Reference Terms
from Wikipedia, the free encyclopedia

Sun

The Sun is the spectral type G2V yellow star at the center of our solar system.

About 5 million tons of matter is converted by the Sun's core into energy every second, producing neutrinos and solar radiation.

Note:   The above text is excerpted from the Wikipedia article "Sun", which has been released under the GNU Free Documentation License.
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Space & Time News
February 26, 2017

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updated 12:56 pm ET