Amazed skiers thought they discovered a portal to another dimension when they saw a flame-shaped atmospheric phenomenon known as a "subsun" or "sun candle" this week at SkiWelt Wilder Kaiser in ...

"It's 1:00 a.m. or 1:00 p.m. and you have all of the stars in the sky... You feel like you're in the galaxy," Cecilia ...

Readers’ photos celebrate sunrises and sunsets, when the light is the most pleasing. Fifty-one photos were sent in; here are ...

Need a reprieve from winter? Check out these three luxury destinations in Mexico for a relaxing beach vacation with villas, ...

Hawaii’s regular sunshine, short rain showers and clean air come together to create some of the planet’s best conditions for viewing rainbows. They’re such a frequent sight that a University of Hawaii ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Five of the brightest planets will be visible to the naked eye. With help, you may even spot Uranus and Neptune.