However, the primary star is brighter as seen from Earth.

The primary star in this system spins at a rate 50 times that of the Sun, and consequently has a strong magnetic field.

The primary star of the world the Horizon had just departed.

The brighter component is the primary star, or the mass donor.

The planet orbits the primary star in the Kepler-14 binary system.

They do not even have the psychological influence of a primary star as a cultural stabilizing focus.

We'll want her in position when Drake comes around the primary star.

"The primary star is a Sol-type, but nothing else makes much sense."

The primary star has a single known planet, discovered in 2005.

For each photometric system a set of primary standard stars is provided.