Here, we apply an anthropological lens to expand this scope to surface technosignatures: non-random, intentional patterning on planetary terrain, similar to long-lasting human-made landscapes and ...

Earth is the only known planet in the solar system that can sustain and provide a habitable environment for life ...

In a paper published Monday in The Astrophysical Journal, researchers using Hubble studied 37 nearby dwarf galaxies — small galaxies containing a few thousand to hundreds of millions of stars — and ...

Planetary Protection risk assessments would benefit from extending beyond traditional microbial monitoring methods like the Standard Spore Assay (SSA).

Extraterrestrial material has often been evaluated as delivered cargo: amino acids, nucleobases, organics, brines, or biological vectors.

Gabrielle Schweitzer performs a ultraviolet light inspection on a Dragonfly Mass spectrometer (DRAMS) transducer at Goddard Space Flight Center, Greenbelt Md., Oct. 20, 2026. “DraMS will allow ...