What Are Quasars and Pulsars?

A Quasar are those that look like stars, but they are extremely luminous objects at all wavelengths. ... - Pulsars are highly magnetized rotating neutron stars, while quasars are extremely powerful and distant active galactic nuclei. - Quasars are bigger than pulsars. - Pulsars are less bright than quasars.

What exactly are quasars?

Shining so brightly that they eclipse the ancient galaxies that contain them, quasars are distant objects powered by black holes a billion times as massive as our sun. ... Astronomers called them "quasi-stellar radio sources," or "quasars," because the signals came from one place, like a star.

What's the difference between a quasar and a neutron star?

They get their name as they are theorised to be completely made of neutrons. ... They are formed in the exact same way as a neutron star, except they keep some of their angular momentum, but as the radius is much smaller than the star, its rotational speed is increased.