The Rho Ophiuchi nebula system is the closest star-forming region to Earth, and as such has come under the scrutiny of both ...

Welcome to Nat Geo Your Shot: National Geographic’s global community for aspiring visual storytellers. Find the community on Instagram @NatGeoYourShot and follow along for hashtag challenges ...

Ever looked up and spotted a glowing ring around the sun, or what seemed like a second sun hanging in the sky? From shimmering halos and sun dogs to ghostly Brocken specters and wave-like Helmholtz ...