MODIS - Definition and Overview

Ash plumes on Kamchatka Peninsula, eastern Russia

MODIS (Moderate-resolution Imaging Spectroradiometer) is a payload scientific instrument launched into Earth orbit by NASA in 1999 on board the Terra satellite. It is designed to provide measurements in large-scale changes in the Earth's cloud cover and radiation budget.

External links

• Official NASA site (http://modis.gsfc.nasa.gov/)
• MODIS Images of the Day (http://modis.gsfc.nasa.gov/gallery/showall.php)
• Visible Earth: Latest MODIS images (http://visibleearth.nasa.gov/Sensors/Terra/MODIS.html)