Solar apex

Solar apex
Solar apex.png
(RA) 18h 28m 0s (dec) 30°N
Solar antapex
Solar antapex.png
(RA) 6h 28m 0s (dec) 30°S
The movement of stars of spectral classes B and A around the apex (left) and antapex (right) in ± 200 000 years.

The solar apex, or the apex of the Sun's way, refers to the direction that the Sun travels with respect to the local standard of rest. This is not to be confused with the Sun's apparent motion through all constellations of the zodiac, which is an illusion caused by the orbit of the Earth.