The Universe, Galaxies and Stars!

Front

What is a Nebula?

Back

A Nebula is a giant cloud of dust and gas in space, where stars are born.

Front

What happens to a star after the main sequence stage?

Back

After the main sequence stage, a star becomes a Red Giant or Super Giant as it begins to die.

Front

What is the main sequence of a star?

Back

The main sequence is the adult life stage of a star where it fuses hydrogen into helium.

Front

What is a White Dwarf?

Back

A White Dwarf is the core of a Red Giant that remains after the outer layers have been shed, and it emits light.

Front

What is a Supernova?

Back

A Supernova is a powerful explosion that occurs at the end of a star's life cycle, often resulting in the formation of a neutron star or black hole.

Front

What is a Protostar?

Back

A Protostar is an early stage in the formation of a star, where gas and dust are collapsing under gravity.

Front

What is a Black Hole?

Back

A Black Hole is a region in space where the gravitational pull is so strong that nothing, not even light, can escape from it.

Front

What is a Red Giant?

Back

A Red Giant is a late stage in a star's life cycle when it has expanded and cooled after exhausting its hydrogen fuel.

Front

What is a Galaxy?

Back

A Galaxy is a massive system that contains stars, star clusters, gas, dust, and dark matter, bound together by gravity.

Front

What is the difference between a Red Supergiant and a Red Giant?

Back

A Red Supergiant is a much larger and more luminous star than a Red Giant, often at the end of its life cycle.