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


RSS Feeds - news, announcements, maintenance.



CALIPSO Expedited Images Available on OPeNDAP

Tuesday, October 17, 2017 to Wednesday, November 1, 2017

Due to the unplanned maintenance on all CALIPSO related websites at the NASA Langley ASDC users are unable to view the standard suite of CALIPSO browse images. An OpenDAP portal with the expedited browse images has been created and is available at:


CALIPSO LIDAR L1 V4.00 Product Retirement

Wednesday, October 11, 2017

The CALIPSO mission announces that as of 11 October 2017 the Version 4.00 Lidar Level 1 product will no longer be publicly available from the Atmospheric Science Data Center (ASDC) at NASA Langley Research Center.

TES Instrument Operational Status

Thursday, September 21, 2017

UPDATE:  (09/21/2017)

September 2017 Atmospheric Science Forum Newsletter

Wednesday, September 13, 2017

The Atmospheric Science Forum Newsletter for September 2017 features recent AirMSPI efforts for the new release of data from the ORACLES campaign, reprocessing of both PODEX and SEAC4RS data, and release of CALIPSO IIR L1 Standard V2-00 data. Access the full article at:

AirMSPI Level 1B2 V005 New Data for NASA’s PODEX Campaign

Wednesday, August 9, 2017

The NASA Langley Atmospheric Sciences Data Center (ASDC) and Jet Propulsion Laboratory (JPL) announce the public release of Version 005 of the Airborne Multiangle SpectroPolarimetric Imager (AirMSPI) Level 1B2 data products for the Polarimeter Definition Experiment (PODEX) flight campaign.