Astrophysics

Front

What is at the center of most (maybe all) galaxies?

Back

Supermassive black hole

Front

When did we first detect gravitational waves?

Back

2016

Front

Which aspect of a black hole is NOT infinite?

Back

Mass

Front

How do stars generate energy?

Back

Nuclear fusion

Front

The heaviest known elements were created by?

Back

Neutron star mergers

Front

What is a supermassive black hole?

Back

A black hole with a mass millions to billions times that of the Sun, typically found at the center of galaxies.

Front

What are gravitational waves?

Back

Ripples in spacetime caused by some of the most violent and energetic processes in the universe.

Front

What is nuclear fusion?

Back

A process where two light atomic nuclei combine to form a heavier nucleus, releasing energy.

Front

What is a neutron star?

Back

A type of stellar remnant that is incredibly dense, formed from the remnants of a supernova explosion.

Front

What is the significance of neutron star mergers?

Back

They are responsible for the creation of heavy elements like gold and platinum through rapid neutron capture.