Sample return from South Pole-Aitken Basin (SPA) on the Moon has been recognized as the highest priority lunar science ...

The physical conditions of the interstellar medium (ISM) are thought to differ greatly at high redshifts compared to local ...

Biogeochemical models have become critical for answering questions about the habitability of ocean worlds, especially that of ...

Microbial biogeography has recently attracted significant attention for its potential to provide novel ecological and ...

Interstellar Objects (ISOs) may provide direct evidence of planetesimals ejected from early-stage solar systems.

Astrometry is the oldest method used to search for extrasolar planets. This technique provides key information about a planetary system ...

Northern Arizona University] Science fiction suggests that life on other planets, if it exists, is likely far more advanced than life on Earth. A recent study suggests otherwise. This new […] ...

In the brine channels that thread through Arctic sea ice, it survives temperatures that would freeze most bacteria solid.

Cell Press] A tiny, single-celled organism can thrive at temperatures that would kill all other known complex life. In a ...

PSI] Conditions on the early Earth may have become stable enough to sustain the chemistry associated with the origins of life around 4.33 billion years ago, according to new research […] ...

Stellar elemental abundances provide important constraints on the chemical environments from which planets form.

A carbonate-rich band of rock along the inside edge of Mars’ Jezero Crater looked like it might be the remains of an ancient ...