Stellar parallax appears because
A) Earth rotates about its own axis.
B) stars move in space.
C) stars have finite size (i.e., they are not really just points of light).
D) Earth moves in space.

Question

Quizplus · Accepted Answer

Stellar parallax occurs due to the Earth's movement in space, specifically its orbit around the Sun. This movement causes nearby stars to appear to shift position relative to more distant stars, providing a method for measuring distances to stars.

Stellar Parallax Appears Because