The Moon could be the proving ground for humanity’s evolution, however, this new frontier raises complex legal questions.

“Whether it is real or not, it is 100 percent NOT Planet Nine,” Brown says. “Planet Nine is a prediction based on inferred ...

The Cat’s Eye is a young planetary, at perhaps 1,000 years. In part because of this, it shows the multiple stages of a ...

Of the more than 5,000 exoplanets that have been confirmed so far and many more thousands of candidates, most orbit stars the ...

The Ursa Minor Dwarf is a small galaxy, a loose aggregation of stars, and a satellite of the Milky Way. Its gravitational ...

In this episode, Astronomy magazine Editor Dave Eicher invites you to head out and observe a planetary nebula in the ...

Sophisticated computational models let us examine objects such as supernova remnants in extraordinary detail and from every angle.