Mercury will join forces with Neptune in Aries for the first time in this lifetime. This super rare transit could spark ...

Since March 30, at 8 a.m. ET/5 a.m. PT, Neptune has been in Aries. It’ll cruise through the go-getter fire sign until its ...

K2-18b is a little over 120 light-years from Earth — on a galactic scale, this world is practically in our backyard.

Observations of Jupiter show that ammonia is unevenly distributed in the upper atmosphere, against expectations of uniform mixing. Scientists found evidence for a complicated but apparently real ...

The exoplanet K2-18b could harbor a massive ocean, but scientists will need to study the planet more to see if it’s really ...

NASA’s James Webb Space Telescope detected an intriguing compound in the atmosphere of the exoplanet K2-18 b, but scientists ...

Even in the best of circumstances, however, talk of a biosignature is an invitation to scientists to think of alternative ...

The cosmos is definitely serving up some intense energy this week. But instead of getting swept up in the global whirlwind, ...

Imagine a Slushee composed of ammonia and water encased in a hard shell of water ice. Now picture these ice-encrusted ...

The James Webb Space Telescope spotted possible signatures for life in an exoplanet's atmosphere. Still, researchers caution ...

A chemical called dimethyl sulfide popped up in an analysis of exoplanet K2-18b’s atmosphere. On Earth, it’s only made by ...