When stars like the Sun run out of hydrogen in their cores, fusion slows and the outer layers balloon outward. The star can ...

Astronomers using the James Webb Space Telescope have made the first 3D map of an alien planet's atmosphere, revealing ...

A 3D map of planet WASP-18b reveals extreme heat zones and broken water vapor in its atmosphere for the first time.

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

A team from the University of Maryland and Cornell University developed the first three-dimensional temperature map of ...

The universe holds countless worlds beyond our reach. Kepler-22b stands out among them—a super-Earth swimming in the habitable zone of its star. Science lets us paint a picture of what we'd find.

A planet recently scored 0.836 on the habitability index, slightly higher than Earth, using factors like orbit shape, rockiness, and atmospheric energy absorption. Prop 50 California results so far ...

An artistic rendering of a dust and gas disk encircling the young exoplanet, CT Cha b, 625 light-years from Earth. Full image, annotation, and caption shown below. Credit: NASA, ESA, CSA, STScI, ...

In September 2023, when Chiron briefly crossed in front of a distant star from Earth's point of view, the Pico dos Dias Observatory in Brazil detected tiny, repeated dips in the star's light. When the ...

The newly discovered world is called GJ 251c and it is a super-Earth orbiting a red dwarf star less than 20 light-years away. A super-Earth exoplanet in the habitable zone of its star has been ...

An international team of scientists, including researchers at Penn State, dubbed the exoplanet, named GJ 251 c, a “super-Earth” as data suggest it has a rocky composition similar to Earth and is ...

An international team of researchers led by scientists from Penn State University has announced the detection of a ‘super Earth’ rocky exoplanet orbiting within its star’s habitable zone, where liquid ...