Life Cycle of Stars

Front

What is a nebula?

Back

A nebula is a big cloud of dust and gas where all stars begin their life cycle.

Front

What happens when a star runs out of hydrogen gas?

Back

When a star runs out of hydrogen gas, it begins to fuse helium, leading to the formation of a Red Giant.

Front

What is the heaviest element that can be created inside a star?

Back

The heaviest element that can be created inside a star is iron.

Front

Why is a black hole called 'black'?

Back

A black hole is called 'black' because it absorbs all the light that hits it.

Front

What are the biggest, most massive stars in the universe called?

Back

The biggest, most massive stars in the universe are known as red supergiants.

Front

What is the life cycle of a star?

Back

The life cycle of a star includes stages such as nebula, main sequence, red giant, and supernova.

Front

What is fusion in the context of stars?

Back

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

Front

What is a main sequence star?

Back

A main sequence star is a star that is in the stable phase of its life cycle, fusing hydrogen into helium.

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.

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 a neutron star or black hole.