Webb uncovers methane on Makemake, showing the icy dwarf planet is more active than once thought - just like Pluto.

Using the James Webb Space Telescope (JWST), astronomers have investigated a "failed star," or brown dwarf, nicknamed "The ...

Pluto may have been demoted to non-planet status, but it still commands a court of five moons, as is fitting for the king of ...

Phases of ice that exist naturally only on frozen moons could be detected using infrared spectroscopy, according to new ...