James Webb Space Telescope sees four giant alien planets circling nearby star (images)
The James Webb Space Telescope (JWST) has directly imaged four planets orbiting the host star HR 8799 about 130 light-years ...
Webb telescope images of exoplanets "stunned researchers," offer insight into carbon dioxide, NASA says
The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...
Webb telescope spots curious objects that aren't stars, or planets
There's a class of objects in the cosmos that are neither stars, nor are they quite planets. Astronomers used the powerful ...
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Webb telescope captures its first direct images of carbon dioxide outside solar system
The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in ...
Four small planets discovered around one of the closest stars to Earth—an expert explains what we know
Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the ...
Four planets found orbiting a star 6 light-years from Earth
Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...
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For the First Time Ever, Scientists Have Directly Detected Carbon Dioxide on Distant Planets
The discovery is keeping astronomers on their toes about how planets are formed.
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Combination of cosmic processes shapes the size and location of sub-Neptunes
A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new study.
After 100 Years of Searching, Astronomers Confirm Four Planets at Barnard’s Star
Astronomers have discovered not one, but four tiny planets orbiting Barnard’s Star, our cosmic neighbor. These planets, each ...
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Webb Captures Young Exoplanets, Finds CO2
NASA's James Webb Space Telescope has captured direct images of multiple gas giant planets within an iconic planetary system.
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James Webb Space Telescope investigates the origins of 'failed stars' in the Flame Nebula
The James Webb Space Telescope is investigating the Flame Nebula, hunting for "failed stars" to better understand how brown ...