Mercury takes only 88 Earth days to orbit the sun.

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

By mid March the planets will begin to disband, some becoming hidden by the sun’s glare while others enter the early morning sky. It’s amazing to think that when you look up at these planets ...

These events are often called a planetary alignment, but planets always appear in a line in the sky because they orbit the sun — the difference is that they will appear closer to each other and ...

You'll be able to easily see four planets in the February evening sky ... After attaining opposition with the sun last month, Mars is now moving away from Earth and consequently is now gradually ...

And being so close to the sun, it will be difficult to see. With eight planets in our solar system, they all have some very interesting traits. Here's a quick look at the planets aligning on this ...

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.

Mars is in opposition through the entire month of January, meaning it will be directly opposite the Sun from Earth and will shine brightly all night. The planets will appear at ... @gannett.com or ...

Actually, it's not uncommon for a few planets to be on the same side of the Sun at the same time, but it's less common for most, or even all of the planets to align. Any number of planets from ...

Our sun and its planets arose when the universe was about 9 billion years old, and the oldest known planet developed 1 billion years into the life of the universe. Receive a weekly dose of ...

Venus is spectacular." In late February, as Saturn and Neptune descend into the glare of the sun, Mercury will rise above the nighttime horizon. So you can see every planet in our solar system ...

January's new moon means less lunar glare, so make the most of the darker skies with our expertly researched guide to the best telescopes for seeing planets. January 29's new moon, when the moon ...