NASA’s next big planet hunter is designed to explore regions of the galaxy that almost no one has looked at or studied. The ...

What is Planet Nine, and where is it? The question has fascinated astronomers for years. Scientists believe a massive ...

As it turns out, the conditions that set Venus and Jupiter up for their conjunctions in the sky are the same that are ...

"Orbital dynamics allows you to start to think about all those fun, different aspects of what makes our planet habitable, and ...

Seidel and her team didn’t actually set out to measure magnetic fields but winds, the wind speeds on 7 exoplanets orbiting ...

The winds on seven hellish alien worlds are moving in the wrong direction. That strange anomaly just cracked open one of ...

There you have it, the Summer Triangle. It covers a large chunk of the summer sky. Along with helping you find the three ...

A comet from another star system does not arrive every year. That is part of what made 3I/ATLAS so compelling when it ...

3I/ATLAS is one of the few known interstellar objects ever observed passing through our Solar System. Scientists around the ...

The mysterious interstellar object 3I/ATLAS fascinated scientists as it made its way through the inner solar system last year ...

This is a Hubble Space Telescope image of the interstellar comet 3I/ATLAS. Hubble photographed the comet on July 21 2025, ...