Atomic oxygen, a highly reactive species prevalent in low Earth orbit (LEO), poses a persistent challenge to the durability of spacecraft materials. The erosive nature of atomic oxygen results in ...

Scientists have detected oxygen in a galaxy so distant that its light has traveled 13.4 billion years to reach Earth, shedding new light on the universe’s infancy. This groundbreaking discovery ...

"This detection of atomic oxygen on Venus is direct proof for the action of photochemistry — triggered by solar UV radiation — and for the transport of its products by the winds of Venus's ...