Astronomy enthusiasts, get ready. A rare 'smiley face' will appear in the sky on April 25th. Venus, Saturn, and the crescent ...

The constellation of four satellites can take both narrow- and wide-field images of the Sun to study its corona and solar ...

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

A newly discovered comet, called C/2025 F2 (SWAN), may have disintegrated. But the remnants are still visible.

Aurora could be seen in the night sky as a severe geomagnetic storm erupts over Earth. Here are the best places to see the ...

Dispatchers were inundated with 911 calls from people who witnessed the crash, from someone who was in a building across the ...