Sidereal, of the stars, may refer to:
- Measurements of time:
- Sidereal time
- Sidereal day
- Sidereal month
- Sidereal year
- Sidereal period of an object orbiting a star
- Sidereal and tropical astrology
- Sidereus Nuncius, or Sidereal Messenger, a scientific work by Galileo Galilei
Famous quotes containing the word sidereal:
“Perhaps our eyes are merely a blank film which is taken from us after our deaths to be developed elsewhere and screened as our life story in some infernal cinema or despatched as microfilm into the sidereal void.”
—Jean Baudrillard (b. 1929)