While Mercury is often referred to as the most difficult planet to see with the naked eye because of how close it is to the sun, that won't be the case this month. According to the National ...

On the flyby, the spacecraft passed within just 180 miles of Mercury’s surface ... space and away from the sun, then over its ...

The best opportunity to potentially see all seven planets is coming up on Feb. 28 around 6:10 p.m. ET, according to Shanahan.

Although its mean distance from the Sun is only 36 million miles (58 ... out that they were both one and the same. Want to ...

Meet the author: Dr. Phil Plait is an astronomer, author, and science communicator with a PhD in astronomy at the University of Virginia. He has written four books on astronomy and consulted on space ...

Turns out, it's as tough to drop inward into the inner solar system, as it is to head outward. The problem stems from losing ...

The BepiColombo spacecraft has captured stunning new photos of Mercury's alien surface, from its icy craters to its sun-baked ...

At that point the sun is still relatively high in the sky ... If one looks west at about 6 p.m. one can see Mercury about 10 degrees above the horizon, but the relative brightness of the sky ...

you may see a rare conjunction between Venus and Mercury — the two planets interior to Earth in the solar system — before they fully disappear in the sun's glare over the following nights.