|The Moon is three times larger than ____.
|The distance between the Earth and Sun is one ____ unit.
|Mars is the ____ planet from the Sun.
|Betelgeuse and Antares are red ____ stars.
|When a massive star collapses, it may form a ____ star.
|The Earth's magnetic field deflects most of the ____.
|The ____ occurred about 13.6 billion years ago.
|Jupiter's Great Red Spot and Neptune's Great Dark Spot are ____.