The Sun stretches roughly 865,000 miles across, while the Moon measures just about 2,160 miles in diameter. That size gap of ...

TULSA, Okla. — In honor of the Summer Solstice, our Weather Experiment Wednesday took us to the roof of Discovery Lab where Director of Education Chip Lindsey showed us how to measure the sun’s ...

Why does the Sun rotate at different rates? The Sun is the most perfectly round natural object know in the solar system, but it rotates differently from Earth. How?

At night, the distant stars appear as tiny points of light against the blackness of space. They look small because they are trillions upon trillions of miles away. Our Sun is the closest star to Earth ...