Tag: Planet formation

  • Nation & World

    How Earth was watered

    Evidence is mounting that Earth’s water arrived during formation, aboard meteorites and small bodies called “planetesimals.”

    4 minutes
  • Nation & World

    Planets form in cosmic maelstrom

    At first glance, the center of the Milky Way seems like a very inhospitable place to try to form a planet. New research by astronomers at the Harvard-Smithsonian Center for Astrophysics shows that planets still can form in this cosmic maelstrom.

    3 minutes
  • Nation & World

    Studying the roots of life

    Key amino acids important for biological life are among the ones most easily formed in nature, according to Ralph Pudritz from McMaster University.

    3 minutes