Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

Pollen counts will be higher than average at times this year in parts of 39 U.S. states, AccuWeather has predicted.

Explore daily insights on the USA TODAY crossword puzzle by . Uncover expert takes and answers in our crossword blog.

The findings provide strong evidence that four giant exoplanets 130 light-years from Earth formed much like Jupiter and ...

There will be a large planetary alignment on Aug. 10, 2025, featuring Mercury, Jupiter, Venus, Uranus, Neptune, and Saturn, ...

Hundreds of animals, from tiny ants to mighty hippos, are shaping the Earth's surface as powerfully as floods and storms.

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet, ...

A naturalist finds a hallucinogenic mushroom with the power to cure all ailments in the animated series Common Side Effects.

So in some sense, alien worlds were not first discovered in the 1990s or even the 1980s. It took nearly a century to fully ...

Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

Though Captain Planet has largely been dormant since the cartoon's original run, now he's coming back in the form of a new ...