A team of scientists has investigated how Earth’s twin became so inhospitable, and whether the same will happen to our planet ...

Because the Earth is doing the work of increasing the Moon's momentum, the Earth's rotation slows down in turn, as its momentum goes to the Moon. To put it another way, as the Moon's orbital momentum ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and ...

A 2014 astronaut photo shows a pair of volcanic lakes appearing to stare up into space from the Chiltepe Peninsula of ...

A planetary perspective on the relationship between life and energy, and the emergence of a life form whose influence extends ...

Three celestial bodies are about to meet up for one night in September in a conjunction that should be widely visible in the U.S. – including Florida.

The reptiles had such an "immense" impact on the planet that their sudden exit led to wide-scale changes. The post How ...

A protein historian and evolutionary biochemist found that a protein sequence present across all known life didn’t form as ...

The brightest, best date for spotting Saturn is fast approaching. Here's how to see the ringed planet from Indiana.

The period known as "cosmic noon," which took place roughly 2 to 3 billion years after the Big Bang, was characterized by the rapid formation of new stars and planetary systems. Naturally, objects ...

As the Perseverance rover traversed an ancient river valley in Mars' Jezero Crater back in July 2024, it drilled into the surface and extracted a sample from a unique, striped rock called Cheyava ...