STS099-349-2 Click the photo number to access all resolutions available and the database record.
| STS-099 Earth Sciences and Image Analysis Photographic Highlights |
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| STS099-349-2 |
STS099-349-2 Click the photo number to access all resolutions available and the database record. |
| Airglow: The thin greenish band above the horizon is airglow; radiation emitted by the atmosphere from a layer about 30 km thick and about 100 km altitude. The predominant emission in airglow is the green 5577 Angstrom wavelength emission from atomic oxygen atoms, which is also the predominant emission from the aurora. |
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This service is provided by the International Space Station program and the JSC Astromaterials Research & Exploration Science Directorate. Recommended Citation: Image Science and Analysis Laboratory, NASA-Johnson Space Center. "The Gateway to Astronaut Photography of Earth." . |
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