The sun unleashed a rare and powerful double eruption this week, sending two massive X-class solar flares from sunspot AR4274 ...

The back-to-back eruptions caused radio blackouts across two hemispheres as the active sunspots turn to face Earth.

A hyperactive sunspot recently unleashed its third X-class flare in under 24 hours. The X6 flare is the most powerful since 2017 and could be followed by equally massive explosions. When you purchase ...

Sunspot AR3474 detonated with an X1.8 solar flare on November 4, sending an ultraviolet wave silencing South America's ...

A series of three powerful flares and associated explosions of solar material out across the Solar System have set Earth ...

Astronomers have discovered a rare solar system with six planets moving in sync with one another. Estimated to be billions of years old, the formation 100 light-years away may help unravel some ...

If you’re shopping around for a solar energy system, determining the best size for your installation is vital to the success of your investment. We’ll answer the most frequently asked questions about ...

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of ...

Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of years ago. The find, announced ...

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of ...

If an antimatter meteor came into our solar system, we’d definitely know about it, says one reader, especially if it hit the ...