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The new football ground used __________ grass.
An object that goes round a planet is a satellite.
The planet's _____ took a year.
The _____ is molten at the core.
Armstrong was first on the ____.
Physical geography is the study of the _______ things of the Earth.
Microwaves are also used in _________ television.
There are lots of _______ to see.
The ___ is 93 million miles away.
_____ is the second planet from the sun.
A _____ eclipse is a spectacular sight.
The decimal numeral ______ has ten as its base.
A _____ is a ball of ice orbiting the sun.
The ______ crashed into the Earth.
A _________ is a meteor that has landed.
She got the film ____ 's autograph.
The _____ way is very big.
An infinite number of stars in the ________.