The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Astronomers have spent the past decade cataloguing thousands of planets beyond the solar system, many of them falling into a ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the extent to which Mars is quietly tugging on Earth's orbit and shaping the ...

Mars’s gravity shapes ice ages on Earth, new research finds - Red Planet’s gravity plays a significant role in climate cycles ...

Last time a stray planetoid the size of Mars smashed into Earth, it scattered our planet's young crust into space, where ...

This doesn’t mean Mars causes ice ages on its own. Orbital cycles are only part of the picture. Earth’s oceans, atmosphere, ...

In addition to shaping the interior of rocky planets, molten rock located deep within these planets may also contribute to ...

A mile-wide asteroid known as 2005 UK1 will safely pass Earth on Jan. 12, 2026, at 32 times the moon’s distance, posing no danger to the planet.

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...