Dictionary of Space Concepts

Short Definition:
A probe is a smaller spacecraft meant to explore the space, but will return to a space station upon return from the exploration.

Detailed Definition:
A probe's role is to study other planets and moons, perform scientific observations and gather data about the universe. It's an unmanned spacecraft that can be remotely controlled and monitored during its mission. Some famous probes include Voyager, Pioneer and Galileo probes.

Etymology:
From latin proba - meaning "proof"

Sample Sentence(s):
Voyager 2 probe was launched in 1977.

Translations:

French:
sonde

German:
Sonde

Polish:
Sonda

Swedish:
sond

Links to Videos/Articles:
https://www.nasa.gov/content/goddard/parker-solar-probe
https://www.space.com/40437-parker-solar-probe.html