Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

February will be an awe-inspiring month for astronomy enthusiasts who will be able to the see the solar system's planets ...

While we’ve enjoyed a six-planet alignment since mid-January, Mercury joins the celestial lineup on Feb. 23 — but Saturn will slip out of view in early March. If you’re eager to catch this ...

The alignment will include Saturn, Mercury, Neptune, Venus, Uranus, Jupiter and Mars If you missed seeing the alignment of six planets in the sky in January, don't worry. Another one is coming up ...

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 ...