An artist’s impression of exocomets orbiting the star Beta Pictoris. I do so love an ostentatious comet. As I wrote in a recent “The Universe” column, when these dusty ice balls are billions of ...

I do so love an ostentatious comet. As I wrote in a recent “The Universe” column, when these dusty ice balls are billions of kilometers from the sun, they’re frozen solid. But as they near our star on ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien technology.

The interstellar object 3I/ATLAS is, once again, doing something strange. This interloper from another star is currently concealed from view behind the sun, leading some people to wonder what it has ...

A small, icy visitor from beyond the solar system is giving scientists an unusually close look at the chemistry that may help planets come alive. As the interstellar comet 3I/ATLAS sweeps past the Sun ...