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A _____ probe was launched yesterday.
The Martian landed in it's _________.
The _______ took the astronauts to the space station.
Some people think that ______ exist.
______ science enabled space travel.
There are lots of _______ to see.
The _____ is molten at the core.
Armstrong was first on the ____.
His look was fixed on her ____.
He put his ____ through the lifebelt.
I felt the water swirl around my ____.
The alien had a long _______ on the top of his head.
A _____________ landed on the school field.
Astronomy is the science of the _____.