Comet C/2025 F2 (SWAN) was expected to pass within 31 million miles (50 million kilometers) of the sun in May. The remnant will appear within the constellation Andromeda in the northeastern sky a ...

Every second the Sun emits million times more energy than the world consumes ... Is it a threat to us, then? One Sky Project is an international collaboration focused on increasing understanding about ...

Comet SWAN25F is speeding toward the Sun for a dangerously close approach ... or a pair of binoculars as it streaks across the sky. Astronomers discovered the comet in images captured by the ...

Tagging along were four suitcase-size satellites to study the sun. Spherex popped off the rocket's upper stage first, drifting into the blackness of space with a blue Earth in the background.