Disclosure statement

Brad Carter's research is supported by USQ and the Australian study Council. That is a member of the Astronomical society of Australia and the Australian institute of Physics.

You are watching: Is the sun hotter than lava

Jake Clark is supported by an Australian government Research Training regime (RTP) Scholarship.

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photo of supernova remnant Cassiopeia A. NASA/CXC/SAO, CC through

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For stars that are heavier than our Sun, the gas inside burns a lot quicker and can suddenly run out of energy. The inner part of the star falls towards the star’s centre since of gravity. The outer part of the star very first falls inwards too, however bounces off right into space. This spectacular occasion is referred to as a supernova, and also can create temperatures of countless degrees.


When a massive star supernovas, the really dense component leftover have the right to either be what scientists call a ghost star or a dark black color hole. This tiny, yet extremely heavy objects can suck increase gas and also dust roughly them, developing a lot of of warm - periodically temperatures in the millions of degrees.

Two spirit stars can fuse with each other to come to be one, in an event called a kilonova, and also that provides things very hot as well – million that degrees.

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It’s actually a very good thing that stars are hot places.

Stars shine since they room hot, and also so they irradiate up the night sky in a beautiful way. Lots of warmth is additionally made by stars as they shine, and especially once a star dies in a supernova, or a kilonova occurs.

The impressive thing is the this heat additionally makes new atoms – tiny particles that have made their method long ago from stars come us. Atoms are like structure blocks – every little thing in her life, also your own body, is made of atoms. Lots of various atoms do by much away stars have discovered their means here, to consist of the Earth, Moon, the Sun and also you.

So stars don’t just make heat, however have additionally made the atom of ours bodies and everything us see roughly us right here on Earth.

As the astronomer Carl Sagan said, we space all “star stuff” – and also this is because stars are really hot places!

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