Shopping Cart
Your Cart is Empty
There was an error with PayPalClick here to try again
CelebrateThank you for your business!You should be receiving an order confirmation from Paypal shortly.Exit Shopping Cart


Mercury is the closest planet to the Sun. In the northern hemisphere of the planet, is Carnegie Rupes, a long steep faced ridge. In places, it is about 2 kilometres (1.4 miles) high. Here the Rupes can be seen slicing through the centre of a crater.

Image credit: MESSENGER, NASA.

Abedin crater, contains its own mountain range in its centre.

Image credit: MESSENGER, NASA

Mercury Facts

Diameter: 4,879 kilometres, or 3,032 miles

Rotation period (day): 58.6 Earth days

Orbital period (year): 87.969 Earth days.

Minimum temperature: -180 degrees Celsius, or -290 degrees Fahrenheit

Maximum temperature: 430 degrees Celsius, or 800 degrees Fahrenheit

Closest approach to the Sun (Perihelion): 46,001,200 kilometres (46 million, 1 thousand, 200 kilometres), or 28,600,000 miles (28 million, 600 thousand miles)

Furthest distance from the Sun (Aphelion): 69,816,900 kilometres (69 million, 816 thousand, 900 kilometres), or 43,400,000 miles (43 million, 400 thousand miles)

Missions to Mercury: Mariner 10 (NASA, 1973); MESSENGER (NASA, 2004); BepiColombo (ESA, JAXA, scheduled to launch in October 2018)

View of Mercury from orbit.

Image credit: MESSENGER, NASA.