Two planets stand side by side as the evening twilight continues to delight and colorful stars shine in the sky this week.

Mercury would have the worst Airbnb reviews due to extreme temperature swings, total lack of amenities, incredibly long days, odd gravity, and proximi ...

As Earth approaches warmer levels experienced earlier in its geologic history, it may be bad news for human survival.

Venus is deemed the worst tourist destination due to its extreme heat, toxic atmosphere, crushing pressure, and ...

The cloud cover isn't what it used to be, and scientists say it is helping fuel Earth's hottest temperatures on record.

Astronomers for the first time have deciphered the three-dimensional structure of the atmosphere of a planet beyond our solar ...

It is so ferociously hot that the “exoplanet” features iron in the form of a gas in one layer of its atmosphere, while a jet ...

Astronomers for the first time have deciphered the three-dimensional structure of the atmosphere of a planet beyond our solar ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

Mainly sunny skies are back for Wednesday afternoon, with chilly highs near the 20-degree mark in the Denver weather forecast ...

Ahead of its dance with Saturn on Feb. 24, Mercury should be seen on Feb. 19 at magnitude -1.2 with binoculars 20 minutes ...

An arctic blast will strike Austin from Tuesday night until at least Friday, the National Weather Service's Central Texas ...