Astronomers used the James Webb Space Telescope for the largest and deepest sample of galaxy groups, some of which were up to ...

At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, ...

The boundless potential of astronomical discovery contrasts sharply with the backwardness and reaction promoted by Trump and ...

Astronomers using the James Webb Space Telescope (JWST) have detected the first planet seen orbiting a dead star, offering new insights into how planets evolve during the final stages of a star's ...

The telescope may well have outdone itself by revealing evidence of life on a world about 120 light years from Earth.

Scientists using JWST have identified WD 1856+534 b—the coldest exoplanet yet—circling a dead star, revealing surprising ...

The political news these days is enough to make some Chicagoans wish they were a million miles away. But consider this: Even ...

The James Webb Space Telescope has investigated an exoplanet that’s super cool — literally. The huge planet, which is six times the mass of Jupiter, is the coldest exoplanet ever detected, with an ...

This gas needs an enormous amount of energy to shine — more than normal stars can supply. The discovery, based on data from ...

The James Webb Space Telescope has captured a planet's death plunge into a star caused by the gradual erosion of the alien ...