What would happen if Earth stopped orbiting around the sun? Elon Musk must turn over records ... and 70 Americans to witness a blood moon. Here's who'll have good viewing weather.

Solar eclipses have fascinated observers for thousands of years. The ancient Greek philosopher Aristotle pointed to the round shadows that appear during eclipses as evidence that the Earth is round.

The current state of Earth's climate has no recorded precedent. The consequences of the sheer volume of anthropogenic ...

That doesn't happen every month because the moon's orbit around the Earth is tilted, but when it happens it blocks out a bit of the light of the sun.' In the past, eclipse events have been ...

The moon lander Athena made it to the lunar surface, but its condition and exact location remain unclear, Intuitive Machines and NASA confirmed.

Planetary alignments have always been a fascinating subject, both for scientists and astrology enthusiasts alike. The idea ...

Venus could make a brief appearance this weekend as it passes between the Earth and the sun. Just be warned: It won't be easy to spot in the sun's glow, according to astronomers. The orbit Venus ...

A description of why and how the shape of the Moon appears to change when seen from the Earth. The Moon is lit by the Sun. Half of the Moon is lit and half is dark. When the dark side of the Moon ...

An inferior conjunction of Venus happens when the planet swings between the sun and Earth. Such an alignment happens about every 19 months because of how Venus and Earth orbit the sun. The moment ...