Extraterrestrial life.

A new approach to discovering life looks beyond familiar gases and instead measures how difficult it is for atmospheric molecules to form. Illustration: depositphotos.com

A new method for searching for extraterrestrial life: not what molecules exist, but how difficult it is to produce them

The assembly theory offers a new way to identify extraterrestrial life based on the chemical composition of atmospheres, and not just on familiar gases such as oxygen and methane.
Many objects have been discovered at the edge of the solar system. Figure: Avi Blizovsky using FLEX-1

Astronomers discover mysterious new objects beyond the edge of the solar system

Observations made with the Subaru Telescope in Hawaii have revealed new objects in the outer region of the Solar System, pointing to a large, unknown population beyond the Kuiper Belt.