Browse Archive
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NASA Sees Fields of Green Spring up in Saudi Arabia
Saudi Arabia is drilling for a resource possibly more precious than oil by tapping hidden reserves of water in the Syrian Desert.
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What Doesn't Stay in Vegas?
What happens in Vegas doesn't always stay in Vegas: Las Vegas itself has undergone a massive growth spurt over the past several years.
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Landsat Offers Stunning Comparison Of Flooding
A side-by-side comparison of Landsat's view of the Mississippi River during last week's historic flooding and a previous image captured during drier times reveals the stunning extent and reach of the flooding.
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LDCM Family Portrait
03.08.12 - Both Landsat Data Continuity Mission (LDCM) instruments have been mounted to the spacecraft at Orbital Science Corp. in Gilbert Arizona.
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Landsat Infrared Sensor Arrives at Orbital
A new NASA satellite instrument that makes a quantum leap forward in detector technology has arrived at Orbital Sciences Corp. in Gilbert, Ariz.
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LDCM Thermal Instrument Completes Pre-Ship Testing →
01.19.12 - LDCM's thermal instrument (TIRS) completed the last of its functional testing at NASA Goddard Space Flight Center yesterday.
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Using Satellites to Sustain 7 Billion People
With seven billion people now living on Earth, the expanding demand for resources is exerting unprecedented pressure on global resources, especially forests, water and food.
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NASA, USGS Announce Media Briefing: How Will We Sustain a More Populated Planet?
Experts in mapping and monitoring our planet will describe present conditions and outline the future of many of Earth's natural resources.
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TIRS Instrument Completes First Round of Thermal Vacuum Testing
The Thermal Infrared Sensor that will fly on the next Landsat satellite completed its first round of thermal vacuum testing at NASA's Goddard Space Flight Center.
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LDCM Past Another Milestone
11.9.11 - The NASA Agency Program Management Council unanimously approved the Landsat Data Continuity Mission (LDCM) to proceed to into Phase D following a Key Decision Point-D (KDP-D) review at NASA Headquarters on November 8, 2011.
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Operational Land Imager (OLI) Integration
10.18.11 - Engineers at Orbital Sciences Corporation, Gilbert, AZ mechanically integrated the Operational Land Imager (OLI) onto the Landsat Data Continuity Mission (LDCM) spacecraft.
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Critical Milestone Reached for 2012 Landsat Mission
08.09.11 - The Operational Land Imager (OLI), built by Ball Aerospace & Technologies Corp., Boulder, Colo., has been approved by NASA Goddard Space Flight Center for shipment to Orbital Sciences Corporation, Gilbert, Ariz. for integration onto the Landsat Data Continuity Mission (LDCM) spacecraft.
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OLI Passes Pre-Ship Review
08.08.11 - The Operational Land Imager (OLI) is checked over by engineers at the Ball Aerospace & Technologies Corporation. OLI was built by Ball for the Landsat Data Continuity Mission (LDCM), a joint program between NASA and the USGS. Footage supplied by Ball Aerospace.
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LDCM Operational Land Imager (OLI)—VIS/IR Instrument
07.08.11 - OLI improves on past Landsat sensors using a technical approach demonstrated by a sensor flown on NASA's experimental EO-1 satellite.
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The Calibration Subsystem for LDCM's Operational Land Imager
07.01.11 - 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 the collected reflectance data.
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NASA Exceptional Achievement Medal Awarded to LDCM Scientist
06.27.11 - Jeff Pedelty, a research scientist representing NASA during the LDCM Operational Land Imager (OLI) build has been selected for NASA's Exceptional Achievement Medal.
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The Cryocooler—Part of the LDCM Thermal Infrared Sensor (TIRS)
06.20.11 - The Cryocooler is like a big refrigerator, except that it cools to cryogenic temperatures (below −150°C, −238°F or 123K).
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LDCM Operational Land Imager (OLI) Telescope
06.20.11 - The OLI telescope uses a four-mirror compact design. The optics are positioned inside a lightweight, yet highly stable, carbon composite optical bench.
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Meet the “Scene Select Mechanism”—Part of the LDCM Thermal Infrared Sensor
06.14.11 - 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 (one of a warm blackbody carried onboard and the other of a deep-space cold view).
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USGS Hosts the 20th Landsat Technical Working Group meeting.
06.07.11 - This year's Landsat Technical Working Group (LTWG#20) meeting was held in Sioux Falls, SD, USA, May 23-27, 2011. Participants from 17 countries, including members of the USGS and NASA Landsat and Landsat Data Continuity Mission (LDCM) Projects, represented 23 U.S. and international ground stations and discussed a wide range of technical topics.
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Landsat Science Team Recompete
06.06.11 - The USGS released a presolicitation for the Landsat Science Team recompete on the Federal Business Opportunities website June 6th.