Landsat Science

Landsat Science

Landsat Science

Day: July 29, 2025

News Archive

Maps showing quarterly and annual number of cloud-free 30-m Harmonized Landsat and Sentinel-2 (HLS) observations in 2022. On average, the area with the lowest observations is around the equator.

A New and Improved Harmonized Landsat and Sentinel-2 Dataset

July 29, 2025

In July, 2025, a team of researchers unveiled the Harmonized Landsat and Sentinel-2 (HLS) version 2.0 surface reflectance dataset and algorithms.