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.

DAAC Updates


CALIPSO - Sister Satellites, Briefly Separated, Working Together Again

Friday, September 28, 2018

In February 2018, facing a mechanical challenge, CloudSat had to exit the A-Train, or afternoon constellation, of Earth-orbiting satellites, and move to a lower orbit.

CALIPSO Orbit Change

Tuesday, September 11, 2018

On September 13, 2018 CALIPSO will begin lowering its orbit from 705 km to 688 km to resume formation flying with CloudSat.

High Temporal Resolution Air Quality Observations from Space: NASA ARSET Training Announcement

Friday, August 31, 2018

NASA Applied Remote Sensing Training Program (ARSET) Air Quality related training webinar on:

CALIPSO CALIOP V1.00 L3 Stratospheric Aerosol Formal Release Announcement

Wednesday, August 15, 2018

The CALIPSO mission team, in collaboration with the Atmospheric Science Data Center (ASDC) at NASA Langley Research Center and HYGEOS/AERIS/ICARE Data and Services Center, announces the release of a new CALIOP Level 3 Stratospheric Aerosol Profile Product (V1.00).


MISR Where on Earth…?

Wednesday, August 1, 2018

Are you ready for a challenge? Become a geographical detective and solve the latest mystery quiz from NASA’s MISR (Multi-angle Imaging SpectroRadiometer) instrument onboard the Terra satellite.