contagious star formation

  • What Are Spiral Arms?

    What Are Spiral Arms?

    Probably the most spectacular feature of our Milky Way galaxy is its spiral arms. We can’t get a probe far enough out yet to take a galactic selfie, but astronomers are reasonably sure that we live in a spiral galaxy.…

    Continue reading →

  • What is Contagious Star Formation?

    What is Contagious Star Formation?

    Recognize this nebula? Yeah…we’re talking about the Orion Nebula again. I know, we already took a tour through the Orion constellation in my last post…but there’s still more to cover about how stars come to life, and Orion is still the…

    Continue reading →