Astrochemistry

Substantial Oxygen Detected In An Ancient Star's Atmosphere

Substantial Oxygen Detected In An Ancient Star's Atmosphere

An international team of astronomers from the University of California San Diego, the Instituto de Astrofísica de Canarias (IAC), and the University of Cambridge have detected large amounts of oxygen in the atmosphere of one of the oldest and most elementally depleted stars known -- a "primitive star" scientists call J0815+4729.

Extrasolar Planets

NESSI Emerges as New Tool for Exoplanet Atmospheres

NESSI Emerges as New Tool for Exoplanet Atmospheres

The darkness surrounding the Hale Telescope breaks with a sliver of blue sky as the dome begins to open, screeching with metallic, sci-fi-like sounds atop San Diego County's Palomar Mountain.

Origin & Evolution of Life

Some Scientists Believe Life Formed in Thermal Pools like Those in Yellowstone National Park

Some Scientists Believe Life Formed in Thermal Pools like Those in Yellowstone National Park

When the Earth was born, it was a mess. Meteors and lightning storms likely bombarded the planet's surface where nothing except lifeless chemicals could survive.

Microbiology

Understanding The Microbiology Of The International Space Station

Understanding The Microbiology Of The International Space Station

Sometimes doing science is as simple as wiping up. NASA astronaut Jack Fisher is seen here using a wet wipe on the surfaces of the European Cupola module of the International Space Station.

Enceladus

New Models Reveal The Inner Complexity Of Enceladus

New Models Reveal The Inner Complexity Of Enceladus

A Southwest Research Institute team developed a new geochemical model that reveals that carbon dioxide (CO2) from within Enceladus, an ocean-harboring moon of Saturn, may be controlled by chemical reactions at its seafloor.

Space Life Science

Help Shape The Future of European Space Biology

Help Shape The Future of European Space Biology

What biology research would you conduct on the International Space Station? As the world celebrates 20 years of astronauts living and working on the International Space Station, ESA is preparing for another decade of European research in humankind's weightless laboratory.

Extrasolar Planets

Forming 'Fast And Furious' Planets Around Tiny Stars

Forming 'Fast And Furious' Planets Around Tiny Stars

New astronomy research from the University of Central Lancashire (UCLan) suggests giant planets could form around small stars much faster than previously thought.

Astronomy

The Habitable Exoplanet Observatory (HabEx) Mission Concept Study Final Report

The Habitable Exoplanet Observatory (HabEx) Mission Concept Study Final Report

The Habitable Exoplanet Observatory, or HabEx, has been designed to be the Great Observatory of the 2030s.

Mars

Mars' Water Was Mineral-rich And Salty

Mars' Water Was Mineral-rich And Salty

Presently, Earth is the only known location where life exists in the Universe.

Impact events

Earth's Oldest Asteroid Strike Linked to Snowball Earth Thaw

Earth's Oldest Asteroid Strike Linked to Snowball Earth Thaw

Curtin University scientists have discovered Earth's oldest asteroid strike occurred at Yarrabubba, in outback Western Australia, and coincided with the end of a global deep freeze known as a Snowball Earth.

Habitable Zones & Global Climate

Earth During The Faint Young Sun Era

Earth During The Faint Young Sun Era

Research supported in part by the NASA Astrobiology Program provides new insight into the 'faint young Sun problem.'

More top stories from January.