The Planet Mercury

An introduction to Mercury, the innermost planet in the Solar System and which orbits the Sun once in about 88 Earth days, completing three rotations about its axis for every two orbits.

Mercury is one of four terrestrial planets in the Solar System, and is a rocky body like the Earth.

You may also like...

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.

×