Go stargazing near Jackson, Wyoming, or Amsterdam. Here are the best urban night sky places for astrotourism with heated seats or outdoor dinners.

In late winter, the zodiacal light is visible in the evening in the Northern Hemisphere (false dusk) and in the pre-dawn morning in the Southern Hemisphere (false dawn). In early autumn, the timing ...

More than 80 percent of people in North America and Europe can no longer see the Milky Way from home, yet the brightest objects in the sky remain stubbornly visible even through heavy urban light ...

Following a massive cryovolcanic eruption, the mysterious Comet 29P/Schwassmann-Wachmann has been morphed into a giant spiral and is now shining 100 times brighter than normal.

There is no shortage of stories that deal with some version of the end of the world, and most of the ones we tend to have to ...