Space · Topic 32 of 119
Supernovas
⭐ MasteredA supernova is a huge explosion at the end of the life of a very large star. The explosion can briefly outshine a whole galaxy.
💡 Fun fact
Supernovas have created many of the heavy elements, such as gold, that we find on Earth.
All about Supernovas
A supernova is a huge explosion at the end of the life of a very large star. It can briefly outshine a whole galaxy.
Supernovas spread heavy elements into space.
Supernovas are rare, and the last one visible to the naked eye in our galaxy was seen centuries ago. Astronomers watch for them in other galaxies and study their light to learn how stars die.
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Real-life uses of Supernovas
- Studying how stars die
- Explaining where elements come from
- Astronomy research
Frequently asked questions about Supernovas
What is a supernova?
A huge explosion at the end of a large star’s life.
What can it outshine?
A whole galaxy.