The Oregon Caves National Monument & Preserve in Cave Junction is proof that sometimes the most extraordinary landscapes are ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

If you examine our solar system’s giant planets, you’ll notice right away that they’ve all got moons—a lot of moons. While ...

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

Moons may seem like quiet companions to the planets, but many of them are worlds every bit as fascinating as the planets themselves. Some are covered in oceans, some erupt with lava, and others hide ...

Despite the dramatic name, these alignments aren’t exceptionally rare. The last six-planet parade occurred in January 2025, and a four-planet lineup followed in August 2025. What makes each one feel ...

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.

An astronomy professor explains what exoplanets are, why he keeps looking for them and how Israel intercepts missiles “in ...