Quasar

1962-1964

Quasar

The book of science

Tom Sharp

John Bolton, Maarten Schmidt, Edwin Salpeter, Yakov Zeldovich astrophysics

Quasar

Unacceptable explanations

Quasi-stellar objects

Originally another one of those unidentifiable sources of energy in the sky, the quasar tells us about the universe we live in.

See also in The book of science:

Readings in wikipedia: