White dwarf atmospheres might contain the pulverized crusts of their dead planets
Astronomers have developed a new technique to search for exoplanets—by looking for their crushed up bones in the atmospheres of white dwarfs. And it's working. The search for planets outside the solar system, known as exoplanets, has one significant limitation: We can only find exoplanets that exist right now. But our universe has been hanging around for over 13 billion years, and many generations of planetary systems have come and gone in that vast expanse of cosmic time.
Continue Reading https://phys.org
Join the Discussion