Astronomers used a telescope in Hawaii to find a new object on the outer edges of our solar system, helping to fuel evidence of a long-standing theory about Planet Nine, or Planet X. For years, ...
Artist depiction of the mini-Neptune K2-18 b. Credit: NASA, CSA, ESA, J. Olmstead (STScI), N. Madhusudhan. Credit: Cambridge University Exoplanet K2-18b is garnering a lot of attention. James Webb ...
As planetary rings go, Neptune’s are especially dim—we couldn’t even confirm they existed until Voyager 2 got a close look at the planet in 1989. Since then, Neptune’s rings have been imaged by JWST ...