mass transfer

  • What is a Black Hole, Really?

    What is a Black Hole, Really?

    If you’re a sci-fi fan, you’ve probably seen these in movies. And I’m guessing you’ve heard a lot about them in pop culture. The problem is, pop culture and movies don’t do a very good job of describing black holes.…

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  • Unique Neutron Stars

    Unique Neutron Stars

    Neutron stars — the compact remains of massive stars that have gone supernova — are some of the most extreme objects in the universe, narrowly beaten by black holes (and, as we’ll talk about in future posts, active galaxies and…

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  • Binary Neutron Stars

    Binary Neutron Stars

    Way back when we spent a number of posts surveying the stars, we covered binary systems. These are star systems that contain multiple stars. Imagine if our sun had a companion, and two stars rose and set in our sky…

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