Scientists Just Found Oxygen Where It Shouldn't Exist — Could This Be Another Earth?

Scientists Just Found Oxygen Where It Shouldn't Exist — Could This Be Another Earth? Oxygen is essential to life on Earth, but scientists are now finding it in unexpected places across the universe, including worlds once considered inhospitable. Could these discoveries change everything we know about habitability? From unusual lightning on Jupiter and tiny electric sparks on Mars to hidden oceans beneath icy moons, our solar system is revealing astonishing secrets. Even more intriguing, oxygen can exist without biological activity, challenging how scientists search for extraterrestrial life. What if the clues to another Earth—or even alien life—have been hiding in places we never thought to look?