4944 Search Results for "ground-based"

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11 Min Read

Earth From Space: 15 Amazing Things in 15 Years - NASA

https://www.nasa.gov/missions/terra/earth-from-space-15-amazing-things-in-15-years

A version of the MODIS Blue Marble is now used as the base layer in many visualizations of NASA Earth science data. ... Ground-based sensors told us that carbon ... December 18, 2014

14 Min Read

Earth Perspectives - NASA Science

https://science.nasa.gov/earth/earth-observatory/earth-perspectives

In 2008, as NASA celebrated its 50th anniversary, the Earth Observatory asked a number of Earth scientists what we have learned about our home planet by ...

5 Min Read

Ground-Based Schlieren Technique Looks to the Sun and Moon

https://www.nasa.gov/centers-and-facilities/armstrong/ground-based-schlieren-technique-looks-to-the-sun-and-moon

... capture images of supersonic shock waves using ground-based cameras. September 23, 2015

3 Min Read

New Antenna in Alaska Expands Spacecraft Communications Capabilities - NASA

https://www.nasa.gov/directorates/somd/space-communications-navigation-program/new-antenna-in-alaska-expands-spacecraft-communications-capabilities

Instead, NASA missions communicate directly with the network's ground-based antennas when they are within line of sight. In addition to their data transfer ... October 3, 2017

11 Min Read

The Earth Observer Editor’s Corner: January–March 2025 - NASA Science

https://science.nasa.gov/science-research/earth-science/the-earth-observer-editors-corner-january-march-2025

OCO-2, which launched on July 2, 2014, from the Vandenburg Air Force (now Space Force) Base in California, was originally designed as a pathfinder mission to ... August 10, 2023

14 Min Read

Space-based Observations of the Earth - NASA Science

https://science.nasa.gov/earth/earth-observatory/space-based-observations-of-the-earth

Contents. A Space-based Perspective; Earth is a Dynamic Planet; From Observing to Measuring Changes on Earth; Towards Predicting Climate Change; Conclusion ...

4 Min Read

NASA Announces New Spacecraft Technology Demonstration Mission at Moon

https://www.nasa.gov/directorates/armd/nasa-announces-new-spacecraft-technology-demonstration-mission-at-moon

... Earth-based tracking. The suite of technologies on CAPSTONE 02 are designed to automate routine navigation tasks, reduce reliance on traditional space-to-ground ... July 24, 2026

5 Min Read

How NASA Is Testing AI to Make Earth-Observing Satellites Smarter

https://www.nasa.gov/science-research/earth-science/how-nasa-is-testing-ai-to-make-earth-observing-satellites-smarter

... based technology could help orbiting spacecraft provide more targeted and valuable science data. The technology enabled an Earth-observing satellite for the ... July 24, 2025

18 Min Read

Weighing Earth's Water from Space - NASA Science

https://science.nasa.gov/earth/earth-observatory/weighing-earths-water-from-space

Ground-based measurements require lots of work and only describe water storage for a single location. Because of these difficulties, we don't regularly and ...

22 Min Read

NASA’s BlueFlux Campaign Supports Blue Carbon Management in South Florida

https://science.nasa.gov/science-research/earth-science/nasas-blueflux-campaign-supports-blue-carbon-management-in-south-florida

BlueFlux consists of a series of ground-based and airborne fieldwork campaigns, providing a framework for the development of a satellite-based data product that ... May 16, 2019

7 Min Read

Life After Microgravity: Astronauts Reflect on Post-Flight Recovery - NASA

https://www.nasa.gov/centers-and-facilities/johnson/life-after-microgravity-astronauts-reflect-on-post-flight-recovery

Additional Earth-based insights come from the Crew Health and ... Findings from these ground-based missions and others will help NASA refine ... September 9, 2025

3 Min Read

Robotically Assembled Electromagnetic Metamaterials for Long-Range Space Situational Awareness

https://www.nasa.gov/directorates/stmd/niac/robotically-assembled-electromagnetic-metamaterials-for-long-range-space-situational-awareness

... ground-based tracking of low earth orbit (LEO) objects using kilometer-scale radar arrays. Beyond LEO, the prospect of cislunar traffic and the extreme ... July 21, 2026

4 Min Read

Spot the Spacecraft: Ground-based Telescopes to Photograph NASA’s OSIRIS-REx During Earth Flyby

https://www.nasa.gov/missions/spot-the-spacecraft-ground-based-telescopes-to-photograph-nasas-osiris-rex-during-earth-flyby

Spot the Spacecraft: Ground-based Telescopes to Photograph NASA's OSIRIS-REx During Earth Flyby. The headshot image of William Steigerwald. William ... September 6, 2017

6 Min Read

Zero Gravity Research Facility - NASA

https://www.nasa.gov/centers-and-facilities/glenn/zero-gravity-research-facility

The Zero Gravity Research Facility is NASA's premier facility for ground-based microgravity research and the largest facility of its kind in the world. It. March 28, 2025

5 Min Read

NextSTEP Partners Develop Ground Prototypes to Expand our Knowledge of Deep Space Habitats - NASA

https://www.nasa.gov/humans-in-space/nextstep-partners-develop-ground-prototypes-to-expand-our-knowledge-of-deep-space-habitats

Concept image of Orbital ATK's cislunar habitat based, based on the design of the Cygnus spacecraft. Orbital ATK. Sierra Nevada Corporation's Space Systems of ... July 28, 2017

5 Min Read

NASA's Arctic ecosystem science flights begin

https://science.nasa.gov/science-research/earth-science/climate-science/nasas-arctic-ecosystem-science-flights-begin

... ground-based fieldwork in forests and permafrost tundra. Over the course of its planned 10 years, the ABoVE field campaign will gather data to better ... April 3, 2023

5 Min Read

Step 1, Earth: Analogs Help Advance Missions to Moon, Mars - NASA

https://www.nasa.gov/humans-in-space/step-1-earth-analogs-help-advance-missions-to-moon-mars

Ground-based analogs provide a unique way to study the effects of space exploration on humans with the benefits of research on Earth. For example, analogs ... February 25, 2021

14 Min Read

The Gravity of Water - NASA Science

https://science.nasa.gov/earth/earth-observatory/the-gravity-of-water

Scientists are using novel measurements of gravity to gather indispensable information about Earth's water supplies. The GRACE mission can see water flowing ... July 31, 2026

6 Min Read

Meet Mineral Mappers Flying NASA Tech Out West

https://www.nasa.gov/science-research/earth-science/meet-mineral-mappers-flying-nasa-tech-out-west

Geophysicist Raymond Kokaly, who leads the GEMx campaign for USGS, is pictured here conducting ground-based hyperspectral imaging of rock in Cuprite, Nevada, in ... July 10, 2025

5 Min Read

Terrain Relative Navigation: Landing Between the Hazards - NASA Science

https://science.nasa.gov/science-research/science-enabling-technology/technology-highlights/terrain-relative-navigation-landing-between-the-hazards

Artist's depiction of the Mars 2020 Perseverance rover landing on Mars. This system uses ground-based navigation from Earth to determine the position of the ... March 5, 2015

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Earth From Space: 15 Amazing Things in 15 Years - NASA

Earth Perspectives - NASA Science

Ground-Based Schlieren Technique Looks to the Sun and Moon

New Antenna in Alaska Expands Spacecraft Communications Capabilities - NASA

The Earth Observer Editor’s Corner: January–March 2025 - NASA Science

Space-based Observations of the Earth - NASA Science

NASA Announces New Spacecraft Technology Demonstration Mission at Moon

How NASA Is Testing AI to Make Earth-Observing Satellites Smarter

Weighing Earth's Water from Space - NASA Science

NASA’s BlueFlux Campaign Supports Blue Carbon Management in South Florida

Life After Microgravity: Astronauts Reflect on Post-Flight Recovery - NASA

Robotically Assembled Electromagnetic Metamaterials for Long-Range Space Situational Awareness

Spot the Spacecraft: Ground-based Telescopes to Photograph NASA’s OSIRIS-REx During Earth Flyby

Zero Gravity Research Facility - NASA

NextSTEP Partners Develop Ground Prototypes to Expand our Knowledge of Deep Space Habitats - NASA