NASA’s PRIMA mission will use spare parts from Webb to do major science at a lower cost. Artist’s illustration of […]
Tag: exoplanets
We’ve seen helium baked off a rocky exoplanet’s atmosphere
If the large, rocky planet is losing helium, then we can infer what is left behind. Most of the gas […]
A Jupiter-size planet that escaped its star’s death
It’s unclear how the planet avoided its star’s bloated red giant stage. WD 1856 b is the only confirmed case […]
Planet orbits so close to its star that their magnetic fields connect
The second issue was that in some observations, there were no periodic signals at all. Because we have enough archival […]
NASA launches new mission to get the most out of the James Webb Space Telescope
“It was not recognized how serious a problem that is until… about 2017 or 2018.” The Pandora observatory, seen here […]
Researchers spot Saturn-sized planet in the “Einstein desert”
Rogue, free-floating planets appear to have two distinct origins. Most of the exoplanets we’ve discovered have been in relatively tight […]