Assertion: luminosity | /r/HasProperty | the amount of light
Facets:
Source sentences:
text: Luminosity, in astronomy, the amount of light emitted by an object in a unit of time.
text: Astronomers (professional or amateur) can measure a star's brightness (the amount of light it puts out) by using a photometer or charge-coupled device (CCD) on the end of a telescope.
text: Luminosity is the amount of light radiated per second.
text: The luminosity of a star, on the other hand, is the amount of light it emits from its surface.
text: The luminosity of a star, on the other hand, is the amount of light it emits from its surface.
text: 1.Luminosity is the amount of light emitted from a certain light source whereas brightness is the amount of light manifested or received.