The so-called super Earth — known as 55 Cancri e — is among the few rocky planets outside our solar system with a significant ...

DALLAS (AP) — A thick atmosphere has been detected around a planet that’s twice as big as Earth in a nearby solar system, ...

Scientists have spotted a rocky exoplanet with a possible atmosphere, which they believe may be burbling out from a magma ...

Axiom Space, which was founded in 2016, has already organized three private crewed missions to the International Space ...

From tracking hazards in the ocean to predicting the strength of hurricanes, NOAA's GeoXO series continues on the legacy of ...

Earth is the only life-supporting planet we know of, so it's tempting to use it as a standard in the search for life ...

The impact left behind some strange blobs within our planet that may have created plate tectonics, according to new computer ...

Earth’s magnetic field was once 30 times weaker than it is today. This change may have played a pivotal role in the ...

Newfound rocks on Mars suggest the planet may have once sported an oxygen-rich atmosphere, making it more Earth-like and ...

Venus is often called "Earth's twin" because both planets are around the same size and density; they are also both rocky ...