The atmosphere of a "super Neptune" some 150 light-years distant contains water vapor, a new study shows.
Discovery Alert: Water Vapor Detected on a 'Super Neptune'
NASA's James Webb Space Telescope is in space! How long will it take to fully deploy and get into configuration?
What's Next for the Webb Telescope?
A new catalog of planets around other stars includes hundreds of new discoveries, and could offer insight into planet formation and variety.
Discovery Alert: 172 Possible Planets? A New Roadmap to Distant Worlds
A new machine-learning method yields 301 new exoplanet discoveries from the retired Kepler Space Telescope.
New Deep Learning Method Adds 301 Planets to Kepler's Total Count
NASA scientists create a scale for evaluating possible signs of life beyond Earth.
Are We Alone in the Universe? NASA Calls for New Framework
A new study shows how the chemicals in an exoplanet’s atmosphere can, in some cases, reveal whether or not the temperature on its surface is too hot for liquid water.
How to Find Hidden Oceans on Mysterious Worlds? Chemistry
Signs of a planet transiting a star outside of the Milky Way galaxy may have been detected for the first time. This intriguing result opens a new window to search for exoplanets at greater distances than ever before.
First Evidence of a Planet Identified Beyond Our Galaxy
We imagine a time when space tourists flock to the Moon, vacation in the clouds of Venus, kayak on Saturn’s moon Titan, and visit exoplanets beyond our solar system including a world with two suns.
The Exploration Behind the Inspiration at NASA
Brown dwarfs aren’t quite stars and aren’t quite planets, and a new study suggests there might be more of them lurking in our galaxy than scientists previously thought.
Accidental Discovery Hints at a Hidden Population of Cosmic Objects
A newly discovered, Neptune-like planet some 90 light-years away might possess a robust atmosphere – and perhaps even a 'tail.'
Discovery Alert: a 'Cool' Planet – with Plenty of Atmosphere?
NASA received three Webby Awards and was honored as the People's Voice winner in two categories in the 2021 Webby Awards competition. The awards, given by the International Academy of Digital Arts and Sciences, recognize the best in online communications.
Exoplanet Exploration Website Wins 2021 Webby Award
NASA’s Hubble Space Telescope is giving astronomers a rare look at a Jupiter-sized, still-forming planet that is feeding off material surrounding a young star.
Hubble Watches How a Giant Planet Grows
Explore Alien Worlds
Exoplanet Travel Bureau
This set of travel posters envision a day when the creativity of scientists and engineers will allow us to do things we can only dream of now.
Strange New Worlds
Explore an interactive gallery of some of the most intriguing and exotic planets discovered so far.
A planetary tour through time. The ancients debated the existence of planets beyond our own; now we know of thousands.