Upper atmospheric cooling is the phenomenon in which, "while the blanket of air close to the Earth's surface is warming, most of the atmosphere above is becoming dramatically colder," as defined ...

Recently, scientists have observed that gamma rays from deep space have penetrated Earth’s upper atmosphere. This revelation has sparked curiosity and intrigue among weather enthusiasts and ...

Just three months later, it fell out of orbit. As Sputnik hit the upper atmosphere at incredible speed, the friction would have caused it to heat up and almost entirely burn off. Some small ...