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Photo of award ceremony
11.20.14 - NASA Honored with Three HPCwire Awards at SC14
Advances in NASA supercomputing technologies were recognized with three HPCwire Awards at the SC14 conference this week in New Orleans. An Editors' Choice award and two Reader's Choice Awards were accepted by a team from the NASA Advanced Supercomputing (NAS) facility.
Airframe visualization
11.18.14 - NASA Researchers Receive HPC Innovation Excellence Awards
A team from the Environmentally Responsible Aviation project within NASA's Aeronautics Mission Research Directorate has received an award for their innovative modeling and simulation work. The team uses the Pleiades supercomputer to perform simulations of the complex fluid dynamics processes that generate airframe noise.
Visualization of compared observed and simulated carbon dioxide
10.30.14 - Quantifying the Observability of Carbon Dioxide Flux Uncertainty
Scientists used NASA’s GEOS-5 model to transport different carbon dioxide flux estimates through the atmosphere to assess when uncertainties related to flux estimates were large enough to distinguish from weather-induced natural variations.
Photo of Pleiades supercomputer racks
10.28.14 - NASA's Pleiades Supercomputer Upgraded, Gets One Petaflops Boost
Pleiades, NASA's flagship supercomputer, received a boost in computing power with the installation of 1,080 nodes utilizing new Intel Xeon E5-2680v3 (Haswell) processors. With the upgrade, the system's theoretical peak performance increases to 4.49 petaflops.
Photo of hyperwall displaying visualizations
10.21.14 - NAS Hyperwall Visualization System Upgraded with Ivy Bridge Nodes
Systems and visualization engineers at the NASA Advanced Supercomputing (NAS) facility have updated the hyperwall system with new Intel Xeon Ivy Bridge nodes in order to meet the agency's data analysis and visualization needs.
IRIS image of heated solar plasma
10.17.14 – NASA Supercomputers Support IRIS Discovery in the Sun's 'Region of Mystery'
Using observations from NASA's Interface Region Infrared Spectrograph (IRIS) satellite, and running high-resolution simulations on the agency's Pleiades supercomputer, scientists have confirmed the existence of magnetic loops in the Sun's mysterious transition region.
Visualization of hurricane tracks in Atlantic Ocean
9.19.14 - Sensitivity of Tropical Cyclones to Parameterized Convection in the GEOS-5 Model
A Global Modeling and Assimilation Office study demonstrates that realistic tropical cyclone activity can be simulated in general circulation models with a resolution of about 25 kilometers and that modifications to the convective parametrization can lead to further improvements in realism.
Visualization of phytoplankton primary production on a world map
09.11.14 - Interannual Variation in Phytoplankton Primary Production at a Global Scale
Running the NASA Ocean Biology Model at the NASA Center for Climate Simulation (NCCS), the Global Modeling and Assimilation Office has computed the contributions of four phytoplankton groups to the total primary production—the global conversion of carbon dioxide into organic carbon.
Visualization of typhoon in Pacific Ocean
09.04.14 - Visualizing Big Data
Clouds bend and swirl into a massive Category 4 typhoon that spins toward China. Luckily the storm only exists inside the mind of a supercomputer at the NASA Center for Climate Simulation (NCCS).
Gravity map of the Moon’s south pole
08.26.14 – Mapping the Moon with GRAIL
Data from the Gravity Recovery and Interior Laboratory (GRAIL) satellites is revealing lunar secrets through gravity maps created using NASA Center for Climate Simulation (NCCS) resources.
Surface water map of Hay Lake in 2010
07.17.14 – Accelerating Water Map-Making for the ABoVE Field Campaign
The new Science Cloud enabled NASA researchers to build surface water maps of Alaska and western Canada for the Arctic Boreal Vulnerability Experiment (ABoVE) in a mere 6 weeks.
Earth map visualizating NASA satellite vegetation data
07.08.14 - Astronomers Craft 3-D Model of Doomed Star's Outburst
Eta Carinae erupted in the 1800s, briefly becoming the night sky's second-brightest star. Now scientists have modeled the outburst's expanding cloud.
Computer graphic of a future vehicle showing the pressure coefficient levels
06.13.14 - Seeking Reality in the Future of Aeronautical Simulation
Will aircraft designers have the tools they need to design a future for aviation that is far different from today? This question is the subject of a report recently released by NASA called "CFD Vision 2030 Study: A Path to Revolutionary Computational Aerosciences."
Photo of SpectraLogic mass storage system
06.02.14 – Case Study: NAS Tape-Based Solution To Manage and Store High-Volume Data
This study on the mass storage and archiving systems at the NASA Advanced Supercomputing (NAS) facility looks specifically at NAS’s automated method of archiving data from disk to tape, which saves energy and space while still making data easily accessible to users. The Active Archive Alliance is a collaborative industry organization that explores new technologies for enabling reliable, online, and efficient access to archived data.
Image of coronal mass ejection observed by NASA's Solar Dynamics Observatory
05.21.14 – Supercomputers Help Reveal the Sun's Hidden Mysteries
Stunning new data from space-based observatories, combined with rapid advances in computing, are inspiring breakthroughs in space weather research.
Photo of Harrison Ford and NASA scientists viewing deforestation and other global forest cover changes on a hyperwall
04.22.14 - Why Earth Matters to NASA: A Conversation with Harrison Ford
While filming a segment of Showtime's "Years of Living Dangerously" documentary on climate change, actor Harrison Ford toured the NASA Advanced Supercomputing facility and met with scientists to learn more about how NASA satellite data, research, and technologies are used around the world to better understand and protect Earth.
GEOS-5 simulation of stratospheric ozone intrusion
04.10.14 - NASA Simulation Portrays Ozone Intrusions From Aloft
Ozone high in Earth's atmosphere offers protection from UV rays, but when the gas dips down closer to the ground, it can affect human health.
Photo of aerosol 'blue haze' in the Great Smoky Mountains, North Carolina
03.26.14 - AeroCom Compares Organic Aerosol Handling in Global Models
Phase II of the AeroCom project evlauated how 31 different global models handle organic aerosols in the atmosphere, with half now including formation of secondary aerosols from volatile compounds. The NASA Centter for Climate Simulation supported the effort.
Visualization of projected global temperatures in 2099
02.25.14 – Heating Up
Explore climate model projections of 21st century global temperatures in visualizations from NASA's Scientific Visualization Studio and the NASA Center for Climate Simulation.
Image of solar flare observed by IRIS mission
02.21.14 – NASA's IRIS Spots Its Largest Solar Flare
NASA's Interface Region Imaging Spectrograph (IRIS) mission, which utilizes the Pleiades supercomputer to carry out numerical simulations, witnessed an M–class solar flare in late January, the largest flare the spacecraft viewed since its launch June 2013
Visualization of ozone isosurface
02.14.14 - High-Resolution GEOS-5 Simulations of Stratospheric Ozone Intrusions
A 25-km resolution version of the GEOS-5 model has been used with a comprehensive stratosphere-troposphere chemistry module to test the feasibility of detecting the impacts of stratospheric ozone intrusions on surface air quality.
Visualizations of the simulated airframe noise sources for a Gulfstream aircraft
01.30.14 - The Holy Grail of Aircraft Noise Reduction
In the quest for "the holy grail of aircraft noise reduction," NASA's Mehdi Khorrami uses the Pleiades supercomputer to perform simulations of the complex interactions between airflow and airframe components that generate noise on commercial aircraft.
Edge-on projection of gas density for a simulated galaxy
01.22.14 - Galaxy Simulations Take On Ancient Questions
Scientists are using NASA supercomputers to produce state-of-the-art 3D simulations that can follow the formation and evolution of thousands of galaxies simultaneously, to gain deeper insight into the mechanisms of galaxy formation.
Global vegetation density estimates from Landsat satellite data
01.22.14 - NASA Earth Exchange: Meet Up in the NEX World
The NASA Earth Exchange (NEX) is a unique collaborative workspace where Earth scientists can join forces, make new discoveries, and share knowledge to gain a better understanding of our planet.

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