NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS. A remarkable ...

The comet is only the third interstellar object ever detected from a solar system outside our own. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The solar system suddenly has a new member. A new object ...

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our ...