The sun’s outer atmosphere resembles a pufferfish.

Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3. The sun will appear larger in the sky than on any ...

Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through ...

Technically, the sun is a G-type main-sequence star — specifically, a G2V star. The "V" indicates that it is a dwarf, Tony Wong, a professor of astronomy at the University of Illinois Urbana-Champaign ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. THERE’S PERHAPS nothing more ancient and unchanging than the sun ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Our sun is a fairly average star in the Milky Way—not the ...