More astrophysics illustrations

Astrophysics

Distance element dz

Astrophysics

Red dwarf star

Astrophysics

Cylindrical coordinate z

Astrophysics

Elliptical radio galaxy

Astrophysics

Proper time

Astrophysics

Spectroscopic binary star schematic orbit

Astrophysics

Yellow circle

Astrophysics

Mirror surface imperfection