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Image of Mount Rinjani eruption
08.23.16 - To Better Understand Mega-Eruptions, Just Add Water
Volcanic eruptions bring images of lava and ash, not water. A new study using the NASA Center for Climate Simulation (NCCS) has shown that to correctly model the climate effects of an eruption scientists need to include the atmospheric effects of erupted water vapor.
Image from simulation of a flap system distributed along the full wingspan of a generic transport aircraft with a highly flexible wing
08.19.16 - Endeavour Simulations Help Reshape the Future of Aircraft Fuel Efficiency
Using Endeavour at the NASA Advanced Supercomputing (NAS) Division, aerospace engineers are exploring the potential of using an innovative flap system to reshape wings during flight to increase performance — and save fuel.
Visualization of MERRA-2 total ozone averaged over the southern hemisphere
08.18.16 - Southern Polar Ozone in MERRA-2
MERRA-2, a multi-decade reanalysis run at the NCCS, provides a good representation of the year-to-year variations and the long-term changes in total ozone column over Antarctica for the entire data record, beginning in 1980.
Illustration of Venus with water oceans and storm clouds
08.11.16 - NASA Climate Modeling Suggests Venus May Have Been Habitable
Venus may have had a shallow liquid-water ocean and habitable surface temperatures for up to 2 billion years of its early history, per a study run at the NASA Center for Climate Simulation (NCCS).
Visualization of GEOS-5 model forecast of fire pollution plume evolution
08.10.16 - Forecasting the Ft. McMurray Fire in GEOS-5
Leveraging the NASA GEOS-5 model's unique capability to forecast aerosol and trace gas pollution along with weather in near real-time, Global Modeling and Assimilation Office (GMAO) scientists are predicting the evolution of fire pollution plumes.
Photo of forest fire in Palangkaraya, Central Kalimantan, Indonesia
08.01.16 - Severe 2015 Indonesian Fire Season Linked to El Niño Drought
An especially dry period from July to October in Indonesia, a result of the 2015-16 El Niño, contributed to a severe fire season and significant carbon and pollution emissions.
Photo of Discover supercomputer Scalable Compute Unit 13
07.26.16 - Supercomputer Upgrades to Give Scientists Ability to Improve Forecasting
The NASA Center for Climate Simulation (NCCS) Discover supercomputer got an upgrade that will allow NASA Earth scientists to increase the resolution and capabilities of their models for more accurate predictions.
Photo of the Advanced Data Analytics Platform (ADAPT)(
07.21.16 - Counting Trees and Shrubs in the Sub-Sahara Using Cloud Computing—Part 1
Leveraging NASA Center for Climate Simulation (NCCS) and commercial cloud technologies, scientists are calculating vegetation biomass and stored carbon within a coast-to-coast swath of Africa.
Visualization of a giant molecular cloud
06.30.16 - Discovering the Origin of Stars Through 3D Simulation
First-of-a-kind simulations run on NASA's Pleiades supercomputer are helping scientists untangle the intricate thread of events that lead to star formation.
Visualizations of global carbon and climate interactions
06.17.16 - GEOS-5 Science Snapshots (Updated)
NASA's Global Modeling and Assimilation Office has made advances with its Goddard Earth Observing System Model Version 5 (GEOS-5) as varied as studying warming in the stratosphere and Arctic and creating a Soil Moisture Active Passive (SMAP) Level 4 product for studying global carbon, all using the NASA Center for Climate Simulation (NCCS).
Photo of the Spectra Logic mass storage system
06.01.16 – Pleiades Supercomputer Tops Six Petaflops, Long-Term Storage Capacity Tripled
As part of recent expansion work at the NASA Advanced Supercomputing (NAS) Division, the agency's flagship supercomputer, Pleiades, received a boost in computing power with the installation of the latest generation of Intel Xeon processors, increasing the system's theoretical peak performance to over six petaflops. Additionally, new tape hardware was added to the facility's long-term mass storage system, tripling the data storage capacity.
Visualization of Hurricane Katrina simulation
05.25.16 - NASA Scientists Explain the Art of Creating Digital Hurricanes
At NASA’s Goddard Space Flight Center a team of scientists spends its days incorporating millions of atmospheric observations, sophisticated graphic tools and lines of computer code to create computer models simulating the weather and climate conditions responsible for hurricanes.
Photo of farm field being fertilized
05.16.16 - Farms Act as Major Source of Air Pollution
New NASA Goddard Institute for Space Studies research shows that emissions from farms outweigh all other human sources of fine-particulate air pollution in much of the United States, Europe, Russia and China.
Visualization of gravitational waves emitted by two black holes as they spiral together and merge
04.18.16 – NASA's Fermi Telescope Poised to Pin Down Gravitational Wave Sources
A fascinating video developed by NASA Advanced Supercomputing (NAS) Division visualization experts shows gravitational waves emitted by two black holes as they spiral together and merge. Goddard Space Flight Center scientists used the NAS Pleiades supercomputer to simulate the first-ever detection of gravitational waves, announced on February 11 by the Laser Interferometer Gravitational-Wave Observatory (LIGO).
Visualization of a contra-rotating, open-rotor simulation created using the Launch Ascent and Vehicle Aerodynamics (LAVA) software framework
04.12.16 - Tooling Up for Cleaner Skies, Quieter Aircraft
High-performance computers and simulation tools are key to helping NASA and industry design new propulsion systems that will result in cleaner, quieter aircraft.
Photo of Hal Domchick
04.07.16 - Hal Domchick: From Data Technician to Facilities Mastermind
Over his 47-year NASA career Domchick took a hands-on and precise approach to managing facilities for organizations including the NASA Center for Climate Simulation (NCCS).
Photo of Lesley Ott at hyperwall
03.23.16 - Lesley Ott - Knows Where Your CO2 Goes
The NASA Global Modeling and Assimilation Office meteorologist uses models of the atmosphere, land, and ocean to try to understand how carbon moves through the Earth’s system.
Visualization of the polar vortex in the troposphere (red) and the stratosphere (blue) distorted over North America as an outbreak of cold surface air (cyan) moved south over the eastern side of the USA
2.28.16 - Tropospheric and Stratospheric Circulation Changes Related to the Cold Outbreak Over the Eastern US During the Week of 8-14 February 2016
The Global Modeling and Assimilation Office 10-day global forecast system, which runs at the NASA Center for Climate Simulation (NCCS), captured relocations of the tropospheric jet stream and the stratospheric polar vortex.
Visualization of sea surface temperatures in Pacific Ocean near South America
2.25.16 - NASA Sees a Different Kind of El Niño
A new NASA visualization shows the 2015 El Niño unfolding in the Pacific Ocean, as sea surface temperatures create different patterns than seen in the 1997-1998 El Niño. Computer models are one tool that NASA scientists are using to study this large event.
Visualization of Hurricane David wind and sea level pressure
02.17.16 - MERRA-2 Science Snapshots
The MERRA-2 reanalysis, which runs at the NASA Center for Climate Simulation (NCCS), is improving representation of past extreme precipitation events and hurricanes.
MODIS image of W African cloud cover
02.17.16 - Improving Global Model Precipitation Patterns by Downscaling
The inability of global climate models to match the timing or placement of short-term or regional precipation patterns such as the West African monsoon may be alleviated by "downscaling" to use smaller scale climate models with increased area resolution, NASA Goddard Institute for Space Studies research shows.
Cover of NASA Tech Briefs, January 2016
02.04.16 - NASA Tech Briefs: Supercomputers Help NASA Understand Booster Separation
Thousands of high-fidelity simulations, run on the Pleiades supercomputer, are helping NASA design engineers understand how aerodynamic forces will affect the path of the Space Launch System's solid rocket boosters away from the core stage during separation
A simulated view from NASA's Interface Region Imaging Spectrograph (IRIS) spacecraft
1.27.16 - A Stellar Collaboration: Supercomputing and NASA's IRIS Observatory
Bringing together observations made by NASA's IRIS spacecraft with simulations run on NASA's Pleiades supercomputer, scientists are studying the Sun's atmosphere more closely than ever before.
Visualization of blizzard from GEOS-5 simulation
01.22.16 - NASA's GEOS-5 Provides a Satellite View of Historic Winter Storm
The NASA GEOS-5 atmospheric data assimilation system follows an historic winter storm as it approaches the mid-Atlantic January 22–24, where it is expected to produce a wide swath of more than 2 feet of snow. GEOS-5 runs at the NASA Center for Climate Simulation (NCCS).


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