More astrophysics illustrations

Astrophysics

Sun active

Astrophysics

Stellar surface contracted

Astrophysics

Telescope aperture

Astrophysics

Electrostatic potential energy

Astrophysics

Schematic continuum spectrum

Astrophysics

Radio contour dashed

Astrophysics

Starburst galaxy

Astrophysics

Convective envelope diffuse