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This artist's concept shows the silhouette of a rocky planet, dubbed HD 219134b. At 21 light-years away, the planet is the closest outside of our solar system that can be seen crossing, or transiting, its star.
Opacity Sources and Physical Processes that Shape Exoplanet Transit SpectraJan. 4, 2018
Artist’s concept of interstellar asteroid 1I/2017 U1 (‘Oumuamua) as it passed through the solar system after its discovery in October 2017. The aspect ratio of up to 10:1 is unlike that of any object seen in our own solar system.
Exploring the Origin of the Asteroid OumuamuaJan. 1, 2018
Lō‘ihi Seamount is an active volcano about 30 km (19 mi) off the shore of Hawai'i.
Bacterial Mats at Lō’ihi SeamountDec. 31, 2017
Eric Smith (far right) addresses a class of secondary school students visiting the Earth Life Science Institute (ELSI).
Language and the Evolution Of Life Share Some SimilaritiesDec. 27, 2017
Dragonfly is a quadcopter lander that would fly to locations on Titan hundreds of miles apart. It would sample materials and determine the composition of the surface. One goal would be to analyze Titan’s organic chemistry and assess its habitability.
NASA's New Frontiers FinalistsDec. 26, 2017
This National Weather Service photo depicts a turbulent sea surface in the North Pacific during a storm.
Modelling the Na–K–Ca–Mg–Cl–SO<sub>4</sub> SystemDec. 25, 2017
Deep Lake in Antartica. The water in the 36-metre deep lake is so salty it remains in liquid form down to a temperature of minus 20 degrees Celsius.
Revealing Details of Enzyme Function in PolyextremophilesDec. 24, 2017
A model of our current solar system.
Mars and Earth May Not Have Been Early NeighborsDec. 22, 2017
AbGradCon 2018 will be hosted by Georgia Institute of Technology in Atlanta, GA from June 4-8, 2018. The deadline for applications is Feb 5, 2018.
AbGradCon 2018 - Applications OpenDec. 21, 2017
A selection of structural isomers for the formula C6H6O6 computed using MOLGEN and the Morowitz rules. From "Computational exploration of the chemical structure space of possible reverse tricarboxylic acid cycle constituents," Nature: Scientific Reports.
Details in an Ancient Metabolic CycleDec. 21, 2017
Artist rendering of a red dwarf or M star, with three exoplanets orbiting. About 75 percent of all stars in the sky are the cooler, smaller red dwarfs.
Obliquity and Eccentricity Constraints for Terrestrial ExoplanetsDec. 20, 2017
Kepler-90i is 2,545 light-years away from Earth and orbits its host star in 14.45 days.
Artificial Intelligence Has Just Found Two Exoplanets: What Does This Mean For Planet Hunting?Dec. 20, 2017
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