lnf.cymru stimulus sheet · Science and Technology · Year 5

Planet fact cards: how wide is each planet?

Diameters are real, from the NASA Planetary Fact Sheet (measured across the equator).

The diameter of a planet is how wide it is, measured straight through the middle. The planets are listed in order from the Sun.

Mercury
Diameter: 4,879 km
The closest planet to the Sun.
Venus
Diameter: 12,104 km
The hottest planet, covered in thick cloud.
Earth
Diameter: 12,756 km
Our home planet.
Mars
Diameter: 6,792 km
The red planet.
Jupiter
Diameter: 142,984 km
The biggest planet, made mostly of gas.
Saturn
Diameter: 120,536 km
Famous for its bright rings.
Uranus
Diameter: 51,118 km
An ice giant that spins on its side.
Neptune
Diameter: 49,528 km
The furthest planet from the Sun.

The planets drawn to scale

MercuryVenusEarthMarsJupiterSaturnUranusNeptune
The planets drawn to the same scale, in order from the Sun. Distances between them are not to scale.