"Just as blue sunlight scatters in the Earth's atmosphere and makes the sun look slightly less blue, light from a strong blue ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

Astronomers are pointing to it bursting sometime soon, making it a once-in-a-lifetime event where people can view the nova visible to the naked eye at about the same brightness as the North Star. “We ...

A SpaceX rocket launch from Florida on Monday afternoon produced a dazzling display in the night sky above Europe, leading to some people asking Elon Musk what they were witnessing. The rocket lau ...

April’s night sky will be packed with incredible cosmic events, including star clusters, planetary alignments, a meteor shower, and even a rare micromoon.

A line of glowing lights streaking silently across the night sky left many residents across the Southeast pausing in awe — and confusion.

Frozen fuel from the Falcon 9 rocket launched Monday created a luminous display for several minutes, and was seen by people from England ... illuminating the night sky captivated observers in ...

For more than a millennium, Orthodox Christian monks have woken up in the predawn darkness to start their day with prayer at ...

If you look up in the night sky on Saturday, April 12 ... be slightly bigger and brighter than average. In some cultures, people refer to the April full moon as the “egg moon,” the “fish ...