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Image of the Day
Aaron L. Gronstal
Subglacial Life in Antarctica
Aug 27, 2014
Scientists have proven that microbial ecosystems exist in one of Antarctica's subglacial lakes.
Triton: Oceans of the Outer Solar System
Aug 26, 2014
Using old data, scientists have provided new details about Neptune's moon Triton.
Counting Carbon from Space
Aug 12, 2014
NASA's Orbiting Carbon Observatory-2 (OCO-2) has returned its first science data after reaching its final operating orbit.
Two Years of NuSTAR
Aug 8, 2014
NuSTAR has completed its 2-year-long primary mission, and has now been extended for an additional two years.
Mysteries of a Magnetic Mercury
Aug 1, 2014
A new study on Mercury's magnetic field has revealed unexpected differences between the core of Mercury and the core of the Earth.
BIOMEX: Exploring Mars in Low Earth Orbit
Jul 31, 2014
A new experiment to study life’s potential on Mars has been successfully delivered to the International Space Station.
Enceladus in 101 Geysers
Jul 30, 2014
Scientists have identified 101 geysers on Saturn's moon Enceladus and revealed important details about how they are formed.
Maps and Marathons on Mars
Jul 29, 2014
From maps to marathons, this month has marked some amazing achievements for robotic explorers at Mars.
Biomarkers of the Deep
Jul 24, 2014
Astrobiologists have outlined how geochemistry and metabolism are connected in the microbial ecosystem of the deep subsurface beneath Spain’s Rio Tinto region.
Habitability: Friction in Orbit
Jul 15, 2014
Friction could be the key to habitability on planets in treacherous, elliptical orbits.
Quantum Algae: Photosynthesis in Low Light
Jul 11, 2014
A new study in quantum biology has revealed a ‘weird’ phenomenon that algae use to survive in low light.
Astrobiologists Set UV Radiation Record
Jul 9, 2014
Astrobiologists from the United States and Germany have recorded the highest level of UV radiation yet known at the Earth’s surface.
Dark Origins on Vesta
Jul 8, 2014
Scientists have identified the origin of dark material scattered over the surface of Vesta in images from NASA’s Dawn mission.
Under the Bright Lights of an Aging Sun
Jul 4, 2014
Astrobiologists have shed new light on the future habitability of Earth, and the tools they are using could also tell us about habitability around distant stars.
Liquid Water from Ice and Salt on Mars
Jul 3, 2014
Researchers supported by the Exo and Evolutionary Biology element of NASA Astrobiology Program have discovered that a salt on Mars could cause liquid water to form when it comes into contact with water ice.
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