Make time soon to head outside after the sun sets and study the sky. Five of the brightest planets — Venus, Jupiter, Mars, ...

Last year, a pair of researchers claimed that the shockwaves of the shutdown could be felt as far as the moon, causing a ...

Did you know Mercury is shrinking? That’s because even though it’s closer than any other planet to the hottest thing around, the Sun, its insides are actually cooling down and in turn shrinking albeit ...

Mercury would be the gossip, Venus the social butterfly, and Earth the over-eager colleague. Mars would be excessively compe ...

We often forget how wonderful it is that life exists, and what a special and unique phenomenon it is. As far as we know, ours ...

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

But of these planets, which is nearest to the sun? Mercury is a strange little world. There are some craters on its surface that never see sunlight. It also has the most extreme temperatures of ...

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

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

While the thought of stepping outside in bitter temperatures seems ... with the line up to seven planets. But it's important to note that while technically Mercury is up there, it will be ...

The Arctic decided to turn up the heat this past weekend, with temperatures soaring above freezing. In some parts of the high ...

some as close as Mercury is to the sun. These hot, puffy giants endure extreme temperatures and are sometimes nicknamed "roasting marshmallows." As a member of the aptly named Roasting ...