When stars like the Sun run out of hydrogen in their cores, fusion slows and the outer layers balloon outward. The star can ...

A new study using data from NASA's James Webb Space Telescope (JWST) has overturned long-held beliefs about mini-Neptune exoplanets. Earlier, scientists assumed these planets—smaller than Neptune but ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered that aging stars in their so-called ...

According to the study, scientists had assumed that searing heat and thick gas layers would melt mini-Neptune crusts into ...

Experiments at high temperatures and pressures reveal chemistry that can generate water on the surface of exoplanets ...

Using JWST, scientists mapped WASP-18b’s atmosphere in 3D, revealing blazing regions where water molecules split apart.

What happens to planets as their stars age and come closer to death? This is what a recent study published in the Monthly ...

The JWST has detected hydrogen, carbon dioxide, methane, and dimethyl sulfide in the atmosphere of a habitable sub-Neptune, ...

Astronomers have discovered that aging stars may be devouring their closest giant planets as they swell into red giants.

After a thorough review of prior associations, I am hereby withdrawing the nomination of Jared Isaacman to head NASA,” Trump ...

Exoplanet scientists are eagerly awaiting the discovery of an atmosphere around a terrestrial exoplanet. Not a thin, tenuous, ...

A new study suggests mysterious water worlds may be manufacturing their own oceans through chemical reactions deep within ...