| Subject | Portuguese | English |
| astronaut., transp. | satélite artificial | man-made satellite |
| environ. | satélite artificial | artificial satellite |
| el. | satélite artificial da terra | artificial earth-satellite |
| environ. | satélites artificiais | artificial satellite Any man-made object placed in a near-periodic orbit in which it moves mainly under the gravitational influence of one celestial body, such as the earth, sun, another planet, or a planet's moon |