Sun
What you need to know about our 4-billion-year-old star, its scalding 10,000-degree surface, and its giant magnetic field farts.
Latest in Sun
![Heat of sun radiating through cold of space](https://www.popsci.com/wp-content/uploads/2021/08/18/sun-hot-space-cold-nasa.jpg?w=800)
Deep Space
Why is space cold if the sun is hot?
![the sun as seen with x-rays](https://www.popsci.com/wp-content/uploads/2013/07/05/PIA18906_orig-scaled.jpg?w=886)
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What would happen if the sun went out?
![art illustration of the sun](https://www.popsci.com/wp-content/uploads/2013/07/06/Screen-Shot-2021-10-05-at-4.45.55-PM.png?w=687)
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What happens when the sun burns out?
![the sun as seen with x-rays](https://www.popsci.com/wp-content/uploads/2013/07/05/PIA18906_orig-scaled.jpg?w=886)
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How close can you get to the sun? Closer than you’d think.
![If The Sun Went Out, How Long Would Life On Earth Survive?](https://www.popsci.com/wp-content/uploads/2019/03/18/3SHCSYU2CTNA2BGCU6VF6LH3CI.jpg?w=464)
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If The Sun Went Out, How Long Would Life On Earth Survive?
![country dramatic sunset red](https://www.popsci.com/wp-content/uploads/2018/12/10/QKOPUFKJMVV7JE2YNBCV2FILFQ.jpg?w=675)
Environment
What gives a sunset its color?
![The Parker Solar Probe is the single greatest innovation of 2018](https://www.popsci.com/wp-content/uploads/2019/06/06/RX7OKQ5JUBSC6OF23IQHHRCWKY.jpg?w=800)
Best of What's New
The Parker Solar Probe is the single greatest innovation of 2018
![Why hasn’t the sun burned out yet?](https://www.popsci.com/wp-content/uploads/2019/03/18/LMF3STUXVPRITAEHMJBZ4FC4OU.jpeg?w=450)
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