Sentence examples similar to a type of brightness from inspiring English sources

The stars are all Cepheid variables, a type of star that has a known brightness, making it possible to calculate a Cepheid's distance from its apparent brightness.

Thus, the brightness waves are a type of large-scale traveling ionospheric disturbances (LSTIDs) which have a horizontal scale size of more than 1000 km (e.g., Hunsucker 1982).

At about 32 million light-years from Earth, it is a type of very active galaxy known as a Seyfert galaxy--with a bright, luminous center comparable in brightness to that of our entire galaxy, the Milky Way.

The experiment comprised of three types of trials presented in randomized sequence, each trial type having a different degree of brightness.

Cutumba was a blaze of brightness.

It's a triumph of brightness and clarity.

It was a sense of brightness and hope.

This is a plot of brightness vs time.

No, not head lice, but a measurement of brightness.

Astronomers have been able to determine relative distances of remote galaxies using observations of a particular type of star that periodically changes its brightness.

Edwin Hubble used Cepheid variables (a special type of dying star that reveals its absolute brightness by the duration of its brightening/dimming cycle) to determine that the so-called fuzzy stars were really clusters of stars that were astonishingly far away (Trefil and Hazen 2007); we now recognize these as galaxies.