Because of the sun's positioning in the days just before, during and after the equinox, those looking down east-west roads in Chicago and the suburbs will be able to see the sun framed by much of the ...

Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

Did you see the bright star next to the moon? That was Venus, and part of a conjunction between the moon, Venus and the star ...

Analysis by researchers at the University of Bern suggests that water and other volatile compounds arrived on Earth from ...

The moon had a fluctuating orbit around the Earth, but recent changes in distance could be caused by the tidal force shifting the planet’s mass.

Photographer Osama Fathi has produced a pair of breathtaking images showing the dramatic transformation of the moon during ...

NASA plans to send the ISS into Earth's atmosphere in 2030, and it has no plans for a replacement — at least, not directly.

The bold question-askers at What If explore what Earth would be like as a moon of Jupiter. New details emerge on Kirk ...

The fatal stabbing of a young woman on a Charlotte light rail train highlights the challenges of keeping public transportation riders safe on vast, crowded and wide-open systems that fuel urban life.

A typical Everest expedition takes eight weeks. You have to allow your body to adapt to the altitude while on the mountain. To achieve our goal of leaving London, climbing Everest, and returning home ...

Occasionally, something that defies the laws of logic and probability hurtles towards the ground, and it can be downright ...