main sequence star
Up to a Third of Stars Ate Some of their Planets
In recent years, astronomers have developed techniques to measure the metal content of stars with extreme accuracy. With that capability,…
3 days ago
What Are Multiple Star Systems?
Not all stars are alone. Some come in pairs and more. And when there are multiple stars in a system,…
8 years ago
What is a Nova?
We’ve talked about supernovae plenty of times, but what about just regular, plain old novae? What are they, and how…
8 years ago