More than 150 moons orbit worlds in our solar system. Known as natural satellites, they orbit planets, dwarf planets, asteroids, and other debris. Among the planets, moons are more common in the ...

Sky-watchers will get a rare chance to see all the major planets in our solar system bunched together—with the moon joining the festivities, too, from June 17 to June 27. This rare alignment ...

The best telescopes for seeing planets will let you capture Saturn ... If you'd prefer to gaze beyond our solar system, we've selected the best telescopes for deep space. Or if you're looking ...

The best solar telescopes give you close-up views of our star without damaging your eyes, perfect for sun-gazing this summer solstice. When you purchase through links on our site, we may earn an ...