NASA’s Europa Clipper spacecraft has sent back its first starry image, a significant milestone as it makes its way toward Jupiter’s moon Europa. The image, released by NASA this week, is a mosaic of a ...

Astrophotographer Andrew McCarthy has millions of fans worldwide who love the stunning images he captures and creates of the cosmos right from his own backyard. He explains exactly what ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Mars will appear to make an ultraclose approach to the moon on Sunday, after Jupiter had a turn earlier this week. Here's how ...

"Temperamental" stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant ...