The temperature of the Sun’s surface is about 6,000°C. But higher above the surface, in the atmosphere, it suddenly shoots up to more than a million degrees!
The reason bigger objects in space are round and smaller ones aren’t boils down to gravity. And it’s the same reason mountains on Earth can only grow to a certain height
Bacteria can become more deadly and antibiotic-resilient in space. And while more research is needed to figure out how severe the risks are, they could be catastrophic.
At a time in the sun’s cycle when space weather experts expect less solar activity, our star is going bonkers with solar flares and coronal mass ejections. What effects will Earth feel?