| A | B |
| telescope | A _______ is a tool that makes distant objects appear larger, brighter, and sharper. |
| magnify | When you make an object appear larger, you _____ it. |
| Sun | The ____ is the nearest star to Earth. It is a hot ball of gas that gives off heat and light. |
| planet | A _____ is a large body of rock or gas in space that moves around a star. |
| orbit | To ______ is to move in a path around something. |
| moon | A ________ is a small, rounded body in orbit around a planet. |
| Solar System | The sun, planets, moons, and other objects that orbit the Sun make up the ___________. |
| inner planets | Mercury, Venus, Earth, and Mars are called the _______________. |
| outer planets | Jupiter, Saturn, Uranus, and Neptune are called the ____________________. |
| space probe | A _____________ is a craft that travels into space with instruments, but not people. |
| gas giant | A _____________ is a very large planet made up mostly of gases. |