Assertion: astronomer | /r/CapableOf | use optical telescopes
Facets:
value: in space
type: LOCATION
Source sentences:
text: They use radio and optical telescopes on earth, as well as space-based telescopes and other tools to make observations and collect data.
text: Using ground-based equipment like radio and optical telescopes as well as space-based equipment, astronomers make observations and collect data on celestial bodies and processes.
text: Using equipment such as radio and optical telescopes on Earth and the Hubble Telescope in space, they learn more about space.