- A moon is a kind of celestial object / celestial body
- Detailed observation of celestial objects requires a telescope
- A planet is a kind of celestial object / celestial body
- A star is a kind of celestial object / celestial body
- Therefore, detailed observation of planets, stars, and moons requires a telescope

Hence, detailed observation of planets, stars, and moons requires a telescope
Question: If you wanted to be able to look at the stars, the planets, and the Moon more closely, what should you use?
Context: - A moon is a kind of celestial object / celestial body 
- Detailed observation of celestial objects requires a telescope 
- A planet is a kind of celestial object / celestial body 
- A star is a kind of celestial object / celestial body