| Subject | Spanish | English |
| nat.sc. | Programa de observación de la tierra mediante satélites artificiales | Artificial Earth Satellite Observation Programme |
| astronaut., transp. | satélite artificial | man-made satellite |
| tech. | satélite artificial de comunicaciones | courier |
| el. | satélite artificial de la Tierra | artificial earth-satellite |
| environ. | satélites artificiales | 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 |