Solar radiation enters the Earth's atmosphere with a portion being scattered by clouds and aerosols.

Processing, archiving and distributing Earth science data
at the NASA Langley Research Center


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DAAC Updates


TES L2 V7 Lite Product Release Announcement

Tuesday, June 11, 2019

The NASA Langley Atmospheric Science Data Center (ASDC) and the Tropospheric Emission Spectrometer (TES) Science Team announce the public release of L2 Version 7 Lite products.  They can be used for science analysis as each data product is fully characterized.


CALIPSO LIDAR L1.5 Standard V1.00 Release Announcement

Wednesday, April 10, 2019

The CALIPSO mission team, in collaboration with the Atmospheric Science Data Center (ASDC) at NASA Langley Research Center, announces the release of a new CALIOP Level 1.5 Product:


MOPITT Near-Real Time Data Announcement

Wednesday, February 27, 2019
  • MOPITT will be performing its quasi-annual Hot Calibration from March 11 through March 22, 2019. It is out of science mode during this period and not producing data.

MOPITT V8 Release Announcement

Tuesday, February 12, 2019
The MOPITT team is releasing Version 8 (V8) Level 2 (L2) and Level 3 (L3) retrievals from the Thermal Infrared Radiance (TIR) MOPITT channels, with Near-Infrared (NIR) and Joint (TIR+NIR) Radiances.

SAGE III-ISS Version 5.1 Announcement

Monday, January 28, 2019

The NASA Langley Atmospheric Sciences Data Center (ASDC) and the Stratospheric Aerosol and Gas Experiment (SAGE) III/ International Space Station (ISS) team announce the public release of Version 5.1.