| Label (nl): | vliegjaren |
| Label (ur): | خلائی پرواز میں سال |
| Label (fr): | année de vols spatiaux |
| Label (es): | año del vuelo espacial |
| Label (en): | year in spaceflight |
| Label (de): | Zeitraum Raumflug |
| Super classes: | TimePeriod |
| Name | Label | Domain | Range | Comment |
| countryWithFirstAstronaut (edit) | country with first astronaut | YearInSpaceflight | Country | |
| countryWithFirstSatellite (edit) | country with first satellite | YearInSpaceflight | Country | |
| countryWithFirstSatelliteLaunched (edit) | country with first satellite launched | YearInSpaceflight | Country | |
| countryWithFirstSpaceflight (edit) | country with first spaceflight | YearInSpaceflight | Country | |
| end (edit) | end | TimePeriod | xsd:date | |
| firstLaunch (edit) | first launch | YearInSpaceflight | xsd:date | |
| lastLaunch (edit) | last launch | YearInSpaceflight | xsd:date | |
| maidenFlightRocket (edit) | maiden flight rocket | YearInSpaceflight | Rocket | |
| orbitalFlights (edit) | orbital flights | YearInSpaceflight | xsd:nonNegativeInteger | |
| retiredRocket (edit) | retired rocket | YearInSpaceflight | Rocket | |
| start (edit) | start | TimePeriod | xsd:date | |
| suborbitalFlights (edit) | suborbital flights | YearInSpaceflight | xsd:nonNegativeInteger | |
| totalTravellers (edit) | total travellers | YearInSpaceflight | xsd:nonNegativeInteger |