Pwys ar Blanedau

Wedi’i anelu at ddisgyblion 11-14 oed, mae’r gweithgaredd hwn yn gwneud defnydd o algebra sylfaenol a graffiau i atgyfnerthu'r syniadau o effeithiau disgyrchiant a sut mae’r effeithiau yna yn dibynnu ar le ydych chi yng Nghysawd yr Haul.

Pair the Planets

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There are 8 planets in our Solar System.  Flip the cards and match all 8 pairs of pictures! Plus, learn some planet facts as you play. 

Order the Planets

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Our Solar System contains 8 planets. But which is closest to the Sun? And which is further away?

Complete this challenge to show the order of the planets.


Solar System Quiz

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A solar system consists of a star and the objects that orbit it. A galaxy contains millions of stars and solar systems. But how much do you know about our own Solar System? Take our quiz to find out!

Space Quiz

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Think you have an astronomical amount of knowledge about space? Test your knowledge using this quiz.

The Earth

Earth from the NASA/NOAA Suomi
National Polar-orbiting Partnership spacecraft
Credit: NASA


Neptune - Rotating Model
Credit: Almond/NASA

Neptune is the furthest planet from the Sun. About 30 times further away than the Earth is. It is a blue giant planet like Uranus. These planets are also called ice giants. They are made of mostly water, methane and ammonia ice, with a small rocky core.