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

This is a repost! Thank you to everyone who pointed out our error in the previous version. Hosted by: Hank Green (he/him) ...

Explore four hypothetical worlds that could be more suitable for humans than Earth, based on current research and simulations ...

The Earth channels cosmic power in the form of solar energy. The coming winter superstorm shows just what havoc that power ...

A pull in the right direction ...

In the bigger picture, "down" could be defined as being below the plane of the solar system, which is known as the ecliptic.

Scientists studying Jurassic rocks in China found that cyclical changes in Earth's orbit affected not only the climate, but ...

The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

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

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

Earth is often described as a water world, but how that water arrived has never been settled. For years, the focus has rested ...

NASA has dismissed viral claims that Earth will briefly “lose gravity” in August 2026, calling the theory scientifically ...