The European Space Agency's Solar Orbiter spacecraft returns first-ever data of the Sun collected from a 17-degree tilted orbit.

Until now. In March, a spacecraft captured the first-ever clear images of the sun's south pole, which the European Space Agency released Wednesday, June 11. “We reveal humankind’s first-ever ...

At precisely 5:01 a.m. ET on Thursday, the sun's rays fall directly on the equator, marking the first official day of spring. Meteorologists consider March 1 the start of spring.

If this doesn't seem like a big deal, consider that every image you have ever seen of the sun was taken from around our star's equator. That is because Earth, the other solar system planets, and ...

During the Northern Hemisphere’s summer solstice, the upper half of the earth is tilted toward the sun, creating the longest ...

The giant dark patch, known as a coronal hole, took shape near the sun's equator on Dec. 2 and reached its maximum width of around 497,000 miles (800,000 kilometers) within 24 hours, Spaceweather ...

The autumnal equinox, when the sun is directly over the equator, began at 9:04 p.m. on Sept. 22.

The sun is so incomprehensibly big that it's almost pointless to bother trying to imagine its size. Our star is about 860,000 miles across. It's so big that 1.3 million Earths could fit inside it.