November 2014


Landsat 8: Good Things, Getting Better
Feb 18, 2014Landsat 8: Good Things, Getting Better

[By: Rebecca Johnson, Jim Lacasse, Gene Fosnight, and Ron Morfitt, USGS EROS] It’s hard to believe a year has passed since the launch of Landsat 8. This first anniversary is going to be an exciting, upbeat celebration because the new satellite [...]

ESA-NASA Collaboration Fosters Comparable Land Imagery
Feb 13, 2013ESA-NASA Collaboration Fosters Comparable Land Imagery

[Source: European Space Agency] The European Space Agency (ESA) and NASA have joined forces to ensure that Sentinel-2 and the newly launched Landsat Data Continuity Mission offer compatible data products, thereby bringing greater benefits to [...]

DOI Secretary & NASA Administrator
Feb 11, 2013Interior Prepares to Conduct Landsat 8 Scientific Programs

[Source: Jon Campbell, U.S. Department of the Interior, U.S. Geological Survey] Secretary of the Interior Ken Salazar today joined NASA Administrator Charles F. Bolden, Assistant Secretary of the Interior for Water and Science Anne Castle, [...]

Feb 8, 2013Pre-Launch Press Conference Held

A prelaunch news conference featuring NASA and USGS scientists was held on Feb. 8 at the Vandenberg AFB in California, where the launch of the Landsat Data Continuity Mission, LDCM, is scheduled for Feb 11. LDCM will extend global land [...]

Feb 8, 2013Excitement Builds for Landsat 8

Feb. 8, 2013 • As Monday's launch of the Landsat Data Continuity Mission approaches, lots of news organizations are following the story. Here's a sampling of recent articles: + Landsat 8 to the Rescue, Nature + Fate of Historic Landsat Mission [...]

Feb 8, 2013LDCM: A New Era in Earth Observation

Source: NASA Kennedy Space Center Feb. 8, 2013 • NASA's Landsat Data Continuity Mission (LDCM) is the eighth satellite in the Landsat series, which began in 1972. The mission will extend more than 40 years of global land observations that are [...]

Feb 7, 2013LDCM Launch Details

Feb. 7, 2013 • With the LDCM launch fast approaching there are a dizzying amount of details out there. Here we attempt to organize some of those launch information resources for you. About Launch The Landsat Data Continuity Mission (LDCM) will [...]

LDCM in Atlas V payload fairing
Jan 23, 2013Ready to Ride

Jan. 23, 2013 • Technicians encapsulate NASA's Landsat Data Continuity Mission (LDCM) satellite in its payload fairing in the Astrotech processing facility at Vandenberg Air Force Base in California. Further Information: + LDCM Image Gallery  [...]

Jan 10, 2013NASA Prepares for Launch of Next Earth Observation Satellite

Source: Steve Cole, NASA HQ; Rani Gran, NASA GSFC; Jon Campbell, USGS Jan. 10, 2013 • NASA's Landsat Data Continuity Mission (LDCM) is scheduled to launch Feb. 11 from Vandenberg Air Force Base in California. A joint NASA and U.S. Geological [...]

Dec 21, 2012USGS Landsat Project Update – Volume 6 Issue 5 2012 Available

Source: USGS Landsat Project Dec. 21, 2012 • The latest Landsat Project Update is now available from USGS: Landsat Mission News Landsat 5 Decommission Plans LDCM arrives at Vandenberg AFB New Landsat Science Team Announced Landsat 7 Read more [...]

Eighth Landsat Satellite Arrives at Launch Site
Dec 20, 2012Eighth Landsat Satellite Arrives at Launch Site

Contributor: Ellen Gray NASA's Goddard Space Flight Center, Greenbelt, Md. Dec. 20, 2012 • An oversized semi-trailer truck carrying NASA's Landsat Data Continuity Mission (LDCM) has arrived at its launch site at Vandenberg Air Force Base in [...]

integrated LDCM
Dec 13, 2012Orbital Holds Press Briefing on LDCM Before Shipping to VAFB

Dec. 13, 2012 • Orbital Sciences Corp., the LDCM spacecraft provider, held a press briefing on Dec. 13 following the successful completion of the LDCM satellite integration and just prior to the satellite's shipment to Vandenberg Air Force Base, [...]

Dec 11, 2012LDCM Atlas V Completes Launch Vehicle Readiness Review

Source: NASA Kennedy Space Center Dec. 11, 2012 • NASA's Kennedy Space Center reported that the Landsat Data Continuity Mission (LDCM) Launch Vehicle Readiness Review for the Atlas V rocket was successfully completed on Dec. 11, 2012. The LDCM [...]

Dec 4, 2012LDCM’s Atlas V Rocket Fueling Exercise

Dec. 4, 2012 • Today at Vandenberg Airforce Base, a fueling exercise for the Landsat Data Continuity Missions's (LDCM/Landsat 8) Atlas V 401 rocket rook place. Spaceflight Now provides details: http://spaceflightnow.com/atlas/av035/wdr.html Read [...]

Drawing of LDCM rocket
Nov 27, 2012LDCM Atlas V Payload Fairing Arrives at Vandenberg

Source: @NASAKennedy Nov. 27, 2012 • At 3:27 p.m. ET, NASA Kennedy reported that the Atlas V payload fairing arrived at Vandenberg Air Force Base for Landsat Continuity Data Mission processing. They also reported that a countdown rehearsal with [...]

LDCM Satellite Departs Thermal Vacuum Chamber
Nov 26, 2012LDCM Satellite Departs Thermal Vacuum Chamber

Source: Rani Gran, NASA Goddard Space Flight Center Nov. 26, 2012 • On Nov. 23, 2012, the Landsat Data Continuity Mission (LDCM) satellite concluded environmental testing in a thermal vacuum chamber at the Orbital Sciences Corporation's facility [...]

LDCM first stage booster
Nov 5, 2012LDCM Rocket Assembly Photos Available

Nov. 5, 2012 • Kennedy Space Center has a media gallery of LDCM rocket assembly photos. Visit the gallery to see photos of LDCM's Atlas V 401 rocket being delivered and pieced together at Vandenberg Air Force Base. Visit site: + NASA KSC Media [...]

LDCM satellite
Oct 4, 2012Electromagnetic Interference/Capability (EMI/EMC) testing and structural dynamics testing completed for LDCM

Orbital Sciences Corporation recently completed Electromagnetic Interference/Capability (EMI/EMC) testing and structural dynamics testing of the Landsat Data Continuity Mission (LDCM) satellite. Pictured above, engineers at Orbital’s Satellite [...]

Aug 22, 2012Thermal Detector Technology Used on TIRS

Source: NASA GSFC @ YouTube •  All objects emit infrared radiation and the characteristics of the infrared radiation are primarily dependent on the temperature of the object. One of the unique features of the new Quantum Well Infrared [...]

TIRS being hoisted
Jul 16, 2012Landsat Data Continuity Mission Becomes an Observatory

Source: NASA • Engineers at Orbital Sciences Corporation, Gilbert, Ariz., have installed the Thermal Infrared Sensor (TIRS) instrument back onto to the Landsat Data Continuity Mission (LDCM) spacecraft. With both the Operational Land Imager [...]

spacecraft at Orbital Science Corp.
Mar 8, 2012LDCM Family Portrait

Related Links: + Details on LDCM Spacecraft & Instruments + NASA LDCM website + Landsat Data Continuity Mission Read more [...]

TIRS instrument
Feb 14, 2012NASA Landsat’s Thermal Infrared Sensor Arrives at Orbital

Source: Rani Gran, NASA's Goddard Space Flight Center, Greenbelt, Md. A new NASA satellite instrument that makes a quantum leap forward in detector technology has arrived at Orbital Sciences Corp. in Gilbert, Ariz. There it will be integrated [...]

TIRS
Feb 7, 2012It’s a Wrap: LDCM’s Thermal Instrument Ships

Yesterday the Landsat Data Continuity Mission's Thermal Infrared Sensor (TIRS) passed its pre-ship review.After being packed in a special container, TIRS was loaded onto a truck for shipment to the spacecraft contractor, Orbital Sciences, Corp., [...]

TIRS flight instrument
Jan 19, 2012LDCM Thermal Instrument Completes Pre-Ship Testing

LDCM's thermal instrument (TIRS) completed the last of its functional testing at NASA Goddard Space Flight Center yesterday. For the next two weeks the instrument will go through a series of closing inspections before being shipped to the LDCM [...]

A technician surveys the TIRS instrument and the calibration equipment
Nov 1, 2011Landsat’s TIRS Instrument Comes Out of First Round of Thermal Vacuum Testing

Source: Ellen Gray The Thermal Infrared Sensor (TIRS) that will fly on the next Landsat satellite came out of its first round of thermal vacuum testing Tuesday, October 4 at NASA's Goddard Space Flight Center, Greenbelt, Md. Video: • TIRS Read [...]

Operational Land Imager
Oct 18, 2011LDCM’s Operational Land Imager is Integrated onto Spacecraft

Engineers at Orbital Sciences Corporation, Gilbert, AZ mechanically integrated the Operational Land Imager (OLI) onto the Landsat Data Continuity Mission (LDCM) spacecraft. The integration took 3 days. This top photo shows OLI wrapped in [...]

LDCM's Operational Land Imager's VIS/IR Instrument
Jul 8, 2011LDCM Operational Land Imager (OLI)—VIS/IR Instrument

Special Topics: LDCM and LDCM Components The Operational Land Imager (OLI) is being built by the Ball Aerospace and Technologies Corporation. The Ball contract was awarded in July 2007. OLI improves on past Landsat sensors using a technical [...]

LDCM's Calibration Subsystem of the Operational Land Imager
Jul 1, 2011The Calibration Subsystem for LDCM’s Operational Land Imager

Special Topics: LDCM and LDCM Components The Calibration Subsystem for the Operational Land Imager (OLI) on LDCM uses both the sun and the absence of light to establish the light and dark end points, respectively, of a scale used to interpret [...]

Mirrors for the LDCM Operational Land Imager (OLI) Telescope.
Jun 20, 2011LDCM Operational Land Imager (OLI) Telescope

Special Topics: LDCM and LDCM Components The OLI telescope uses a four-mirror compact design. The optics are positioned inside a lightweight, yet highly stable, carbon composite optical bench (i.e., a substrate on which the optics are mounted) [...]

LDCM Thermal Infrared Sensor (TIRS) Cryocooler
Jun 20, 2011The Cryocooler—Part of the LDCM Thermal Infrared Sensor (TIRS)

Special Topics: LDCM and LDCM Components The Cryocooler is like a big refrigerator, except that it cools to cryogenic temperatures (below −150°C, −238°F or 123K). It is responsible for cooling our detectors to 43K (-382F). This is very cold Read [...]

Engineer (in a "bunny suit") working on the Scene Select Mechanism of the Thermal Infrared Sensor (TIRS) that will fly on LDCM.
Jun 14, 2011Meet the “Scene Select Mechanism”—Part of the LDCM Thermal Infrared Sensor

Special Topics: LDCM and LDCM Components The Scene Select Mechanism is an apparatus that rotates the LDCM Thermal Infrared Sensor (TIRS) mirror among three scenes: the Earth view (“nadir;” when imaging the Earth), and two calibration views Read [...]