Across
- 3. a 3D modeling software
- 4. The action of travelling in or through an unfamiliar area in order to learn about it
- 5. a cylindrical projectile that can be propelled to a great height or distance by the combustion of its contents as a firework or signal.
Down
- 1. an artificial body around the earth or moon or another planet in order to collect information or for communication.
- 2. a natural phenomenon by which things with mass or energy - including planets, stars, galaxies and even light - are brought together toward one another.