NASA's data policy ensures that all NASA data are available fully, openly, and without restrictions. Here's what this means to you.


User Profile: Dr. Anthony Walker

NASA’s wide range of ecological and atmospheric datasets help scientists like Dr. Walker gain insight into how Earth’s terrestrial ecosystems respond to global change.

Ports of Los Angeles and Long Beach

Image captured on 17 February 2021, by the MSI instrument, aboard ESA's Sentinel 2A and 2B satellites.

Near Real-Time VIIRS Dark Target Aerosol Product Now Available from NASA’s LANCE

Based on the same MODIS algorithm, the new VIIRS Dark Target Aerosol product provides global satellite-derived measurements of Aerosol Optical Depth and aerosol properties over land and ocean.

HLS: Going Global, Going Cloud

Expanding Harmonized Landsat Sentinel-2 (HLS) data coverage from 28% of Earth to near global coverage required new ways to process these data. HLS required the cloud.

LAADS DAAC Joins the NASA EOSDIS Earthdata Forum

NASA's Level-1 and Atmosphere Archive and Distribution System Distributed Active Archive Center has joined the Earthdata Forum, NASA's interactive platform that gives data users the chance to communicate with and learn from experts.

NASA, Forest Service Partnership Expands Active Fire Mapping Capabilities

A new Fire Information for Resource Management System (FIRMS) focused on the US and Canada provides expanded capabilities including additional map layers, ownership boundaries, and daily fire dangers.

And the Winners Are . . .

See who took home top honors in the world’s largest global hackathon.

EOSDIS Update—Fall 2020 Quarterly Newsletter is now online!

Find EOSDIS dataset and data tool news, top stories, featured data images, webinars, links to new learning resources, data recipes, and data user profiles.

ORNL DAAC Releases New Version of Its Popular Daymet Meteorological Dataset

Daymet Version 4's improved algorithm and reduced timing and sensor biases result in more accurate and precise data.

Webinar: Learn How to Discover, Access, and Customize Multiple Datasets (and Data Types) with Earthdata Search

Event Date: February 3, 2021

Join us as we demonstrate core use cases of Earthdata Search while highlighting key features and functionality. Whether you are a long-time Earthdata Search user or just now hearing about Earthdata Search for the first time, this webinar will be useful for you in your efforts to search for, discover, and use Earth science data.

A Harmonious New Dataset

The provisional public release of the Harmonized Landsat Sentinel-2 (HLS) dataset through NASA’s LP DAAC opens new avenues for global terrestrial research.

User Profile: Dr. Thomas A. Herring

The Global Navigation Satellite System (GNSS) enables the precise location of points on Earth’s surface. For geodesists like Dr. Herring, it also is a key geodetic technique for his studies of surface deformation processes.

News & Events

Collaborate With Us

EOSDIS has several channels that allow collaboration with the scientific community, EOSDIS data holdings and directly with NASA.

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