It's the outermost layer of atmosphere, it's thin, but it's said to absorb harmful radiation coming from the Sun, which is really important considering Sun's radiation could melt down the DNA of almost all form of life. read more
This is a sign that the exosphere has an important role in absorbing radiation and protecting the layers underneath. read more
It’s the outermost layer of atmosphere, it’s thin, but it’s said to absorb harmful radiation coming from the Sun, which is really important considering Sun’s radiation could melt down the DNA of almost all form of life. read more
The exosphere (Ancient Greek: ἔξω éxō "outside, external, beyond", Ancient Greek: σφαῖρα sphaĩra "sphere") is a thin, atmosphere-like volume surrounding a planet or natural satellite where molecules are gravitationally bound to that body, but where the density is too low for them to behave as a gas by colliding with each other. read more