20057 Search Results for "exoplanet"

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5 Min Read

Webb Discovers Methane, Carbon Dioxide in Atmosphere of K2-18 b - NASA Science

https://science.nasa.gov/missions/webb/webb-discovers-methane-carbon-dioxide-in-atmosphere-of-k2-18-b

A new investigation with NASA's James Webb Space Telescope into K2-18 b, an exoplanet 8.6 times as massive as Earth, has revealed the presence of. July 25, 2025

Exoplanets - NASA Science

https://science.nasa.gov/gallery/exoplanets

A selection of artist's concept images of other worlds — those beyond our solar system — just a portion of the nearly 6000 exoplanets confirmed so far. July 2, 2012

4 Min Read

Exoplanets - NASA Science

https://science.nasa.gov/mission/roman-space-telescope/exoplanets

... exoplanets. As new exoplanet discoveries continue to pour in, scientists are building an ever-more-complete catalog of the worlds that grace our galaxy. March 22, 2023

6 Min Read

NASA’s Tally of Planets Outside Our Solar System Reaches 6,000

https://www.nasa.gov/universe/exoplanets/nasas-tally-of-planets-outside-our-solar-system-reaches-6000

Future exoplanets. At NASA, the future of exoplanet science will emphasize finding rocky planets similar to Earth and studying their atmospheres for ... September 17, 2025

4 Min Read

Astronomers Discover First "Ice Giant" Exoplanet - NASA Science

https://science.nasa.gov/universe/exoplanets/astronomers-discover-first-ice-giant-exoplanet

Using a planet-finding technique called gravitational microlensing, astronomers have discovered an "ice giant" exoplanet similar to Uranus in our own solar ...

1 Min Read

TESS (Transiting Exoplanet Survey Satellite) - NASA Science

https://science.nasa.gov/mission/tess

NASA's TESS discovers exoplanets, worlds beyond our solar system. In the course of its extended observations of the sky, TESS also finds and monitors all ... April 23, 2015

6 Min Read

NASA’s Webb Observes Exoplanet Whose Composition Defies Explanation

https://science.nasa.gov/missions/webb/nasas-webb-observes-exoplanet-whose-composition-defies-explanation

Artemis · James Webb Space Telescope · Hubble Space Telescope · International Space Station · OSIRIS-REx · Humans in Space · Why Go to Space · Astronauts ...

Exoplanets Graphics - NASA Science

https://science.nasa.gov/gallery/exoplanets-graphics

Artist's spectral illustration of exoplanet GJ 1132 b's atmospheric composition. March 2, 2023

5 Min Read

Exoplanet snapshot: New imager captures young 'Jupiter' - NASA Science

https://science.nasa.gov/universe/exoplanets/exoplanet-snapshot-new-imager-captures-young-jupiter

A new exoplanet imager takes its first picture: a Jupiter-like planet 100 light years away. March 3, 2023

Exoplanet Catalog - NASA Science

https://science.nasa.gov/exoplanets/exoplanet-catalog

Exoplanet Catalog. This exoplanetary encyclopedia — continuously updated, with more than 6,000 entries — combines interactive 3D models and detailed data on all ...

4 Min Read

Discovery Alert: A 'Super-Earth' in the Habitable Zone - NASA Science

https://science.nasa.gov/universe/exoplanets/discovery-alert-a-super-earth-in-the-habitable-zone

Related Terms · Exoplanets · Goddard Space Flight Center · James Webb Space Telescope (JWST) · Super-Earth Exoplanets · TESS (Transiting Exoplanet Survey Satellite) ... May 5, 2023

4 Min Read

Discovery Alert: An Ice-Cold Earth? - NASA Science

https://science.nasa.gov/universe/exoplanets/discovery-alert-an-ice-cold-earth

Planets orbiting other stars are known as “exoplanets.” And this could turn out to be the first exoplanet with Earth-like properties that, from our vantage ...

Exoplanets - NASA Science

https://science.nasa.gov/exoplanets

Exoplanets. An exoplanet is any planet beyond our solar system. Most of them orbit other stars, but some free-floating exoplanets, called rogue planets ...

Gas Giant Exoplanets - NASA

https://www.nasa.gov/universe/exoplanets/gas-giant

A transmission spectrum made from a single observation using Webb's Near-Infrared Imager and Slitless. The filters on NASA's Roman Space Telescope Coronagraph ...

3 Min Read

Hubble Finds Water Vapor on Habitable-Zone Exoplanet for First Time - NASA Science

https://science.nasa.gov/missions/hubble/hubble-finds-water-vapor-on-habitable-zone-exoplanet-for-first-time

This artist's impression shows the planet K2-18b, its host star and an accompanying planet in this system. K2-18b is now the only super-Earth exoplanet ... July 25, 2023

Exoplanet Science Archives

https://science.nasa.gov/category/science-research/astrophysics/exoplanet-science

A study of NASA's TESS (Transiting Exoplanet Survey Satellite) data on stellar pairs undergoing mutual eclipses has uncovered more than… May 4, 2026. Article.

10 Min Read

Overlooked Treasure: The First Evidence of Exoplanets - NASA Science

https://science.nasa.gov/universe/exoplanets/overlooked-treasure-the-first-evidence-of-exoplanets

NASA's Spitzer Space Telescope has been instrumental in expanding the field of polluted white dwarfs orbited by hot, dusty disks. Since launch in 2004, Spitzer ... March 2, 2023

5 Min Read

NASA's Webb Images Young, Giant Exoplanets, Detects Carbon Dioxide

https://science.nasa.gov/missions/webb/nasas-webb-images-young-giant-exoplanets-detects-carbon-dioxide

The observations indicate that the well-studied planets of HR 8799 are rich in carbon dioxide gas. This provides strong evidence that the system's four ... July 28, 2025

3 Min Read

10 Things: Exoplanets 101 - NASA Science

https://science.nasa.gov/universe/exoplanets/10-things-exoplanets-101-2

NASA's Transiting Exoplanet Survey Satellite (TESS), which will scan the skies to look for planets beyond our solar system—known as exoplanets—is now in ... March 2, 2023

5 Min Read

NASA’s Webb Detects Carbon Dioxide in Exoplanet Atmosphere

https://science.nasa.gov/missions/webb/nasas-webb-detects-carbon-dioxide-in-exoplanet-atmosphere

NASA's James Webb Space Telescope has captured the first clear evidence for carbon dioxide in the atmosphere of a planet outside the solar system. This. July 24, 2025

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Webb Discovers Methane, Carbon Dioxide in Atmosphere of K2-18 b - NASA Science

Exoplanets - NASA Science

Exoplanets - NASA Science

NASA’s Tally of Planets Outside Our Solar System Reaches 6,000

Astronomers Discover First "Ice Giant" Exoplanet - NASA Science

TESS (Transiting Exoplanet Survey Satellite) - NASA Science

NASA’s Webb Observes Exoplanet Whose Composition Defies Explanation

Exoplanets Graphics - NASA Science

Exoplanet snapshot: New imager captures young 'Jupiter' - NASA Science

Exoplanet Catalog - NASA Science

Discovery Alert: A 'Super-Earth' in the Habitable Zone - NASA Science

Discovery Alert: An Ice-Cold Earth? - NASA Science

Exoplanets - NASA Science

Gas Giant Exoplanets - NASA

Hubble Finds Water Vapor on Habitable-Zone Exoplanet for First Time - NASA Science