How are globular clusters so old? Where did they come from, and how are they linked to galaxy formation? What makes them so globular, anyway? I discuss these questions and more in today’s Ask a Spaceman!
What is the simulation hypothesis? Is it just pseudoscience? How do we grapple with its implications? I discuss these questions and more in today’s Ask a Spaceman!
Where did ‘Oumuamua come from? What is it made of, and how did it end up here? Is it really an artifact of an alien civilization? I discuss these questions and more in today’s Ask a Spaceman!
What missions will come after the James Webb Space Telescope launches? What new discoveries await us? How long will they take to start? I discuss these questions and more in today’s Ask a Spaceman!
How do giant planets make diamond rain? Does it really, you know, rain? Where does diamond rain exist? I discuss these questions and more in today’s Ask a Spaceman!