Mathematicians calculated where the planet might be based on its effects on Uranus, and astronomers searched for less than an ...

Makemake is about 890 miles wide, roughly two-thirds the size of Pluto. Early observations indicated it had almost no atmosphere—essentially just a little air, if any. However, Webb's powerful ...

The lead author, Sylvia Protopapa, a chief scientist at the Southwest Research Institute (SWRI), explained that methane dominates Makemake's frozen surface and is now also found in the gas phase above ...

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune. It is the "clearest view of this peculiar planet’s rings in more than 30 years,” according to ...

When astronomers observe a planet passing in front of its star, the slight dip in starlight reveals a wealth of information.

Greetings, stargazers. Saturday is named for the prominent figure in Roman mythology. In addition to stargazing, this month should be great for Saturn-gazing. To ancient astronomers, Saturn was one ...

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

This was an unexpected and coincidental discovery of a small, icy, egg-shaped planet in the outermost reaches of our solar ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune. It is the "clearest view ...

"Makemake is one of the largest and brightest icy worlds beyond Neptune, and its surface is dominated by frozen methane," ...

A Southwest Research Institute-led team has reported the first detection of gas on the distant dwarf planet Makemake, using ...