In a celestial event known as a great alignment the five planets will be discernible with the naked eye, but to see Neptune ...

NASA’s OSIRIS-REx mission returned from space with a sample of an asteroid named Bennu and scientists got to dive into a tale ...

Exciting February sky events include Venus at its brightest and closest to Earth, the moon occulting the Pleiades, and a ...

When the sun, moon, and Earth are in alignment (at the time ... cancels out the lunar tide and produces moderate tides known as neap tides. During each lunar month, two sets of spring tides ...

A tiny asteroid loitering in a near-Earth orbit for a few months last year may have an intriguing origin on our Moon. Its characteristics led scientists to ask: is it a chip off the old lunar block, ...

While this may sound like an immense distance, it's pretty close on a cosmic scale: the moon ... Earth Object or NEO, which are defined as objects that come within about 120 million miles of the ...

Oxygen isotope identity of the Earth and Moon with implications for the formation of the Moon and source of volatiles. Proceedings of the National Academy of Sciences , 2024; 121 (52) DOI: 10.1073 ...

The prevailing theory had been that the moon was the result of a collision between early Earth and the protoplanet Theia. New measurements indicate that the moon formed from material ejected from ...

2024 PT5 shares a similar motion to Earth as it orbits the Sun, making it a temporary companion of our planet. For several months, it has remained at a distance about nine times farther than the Moon, ...

Comet ATLAS reached perihelion, its closest point to the Sun, on Jan. 13. From now on, it will get dimmer in the night sky each day. The view for those of us down on Earth won’t be as clear as an ...

As a volcanic eruption darkened the sun roughly 4,900 years ago, a Stone Age culture sacrificed hundreds of decorated stone plaques to try to coax it back. A trove of engraved stones unearthed ...

On Jan. 15, the sun will oppose Mars retrograde, triggering a cosmic standoff between your ego and your emotions. This is the kind of transit that could make you feel like you’re caught in a tug ...