More astrophysics illustrations

Astrophysics

Orbital path elliptical

Astrophysics

Curved blue arrow

Astrophysics

Exponential scale factor growth

Astrophysics

Doppler effect

Astrophysics

Iron oxidized

Astrophysics

Saddle shaped hyperboloid

Astrophysics

Force vector x direction

Astrophysics

He i 1083 nm emission line