Image from TERRA
Fri, 05 Apr 2019 10:52 EDT

Dozens of fires were burning on Cuba on April 04, 2019, and were detected by the Moderate Resolution Imaging Spectroradiometer (MODIS) on the Terra satellite.

Image from TERRA
Mon, 01 Apr 2019 11:06 EDT

Kansas has a ritual in the springtime--the annual burning of the tallgrass prairies.

Image from TERRA
Mon, 04 Mar 2019 14:11 EST

Australia's record-breaking summer heat is contributing to the outbreak of bushfires in the Victoria territory.

About Terra

Approximately the size of a small school bus, the Terra satellite carries five instruments that take coincident measurements of the Earth system:

Terra is in a circular sun-synchronous polar orbit that takes it from north to south (on the daylight side of the Earth) every 99 minutes.

PostPropLeakW_smallSpacecraft Quick Facts:

  • Launch Date: December 18,1999
  • Size: the spacecraft bus is 6.8 m long and 3.5 m across.
  • Weight: 5,190 kg (11,442 lbs.) at launch.

KSC-99PP-1412_web

 

Orbit Quick Facts: 

  • Altitude: 705 kilometers (438 miles) above Earth’s surface
  • Inclination: 98.5 degrees
  • Period: 99 minutes (16 orbits per day)
  • Equatorial crossing: 10:30 a.m., descending node

Terra Status:

  • Operating instruments: ASTER, CERES, MODIS, MISR, and MOPITT are operating well.  ASTER Short Wave Infrared (SWIR) data is unavailable.
  • Current life expectancy: Terra  has far exceeded its design life and has a strong chance of operating successfully into the early 2020s.
  • Current systems issues: None.
  • Processed Terra data are available through several NASA data centers.

Greater detail on the status of the Terra spacecraft, instruments, and mission are presented Terra Status File: