By Johnathan York, Jon Little, and David Munton

Satellite space sensor to measure coastal and ocean ecosystems

August 26, 2019

Raytheon will build the Geostationary Littoral Imaging and Monitoring Radiometer (GLIMR) sensor under a contract from the University […]

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This article is tagged with ecosystems, Geostationary Littoral Imaging and Monitoring Radiometer, GLIMR, GLIMR sensor, hyperspectral imaging, NASA, ocean, Raytheon, University of New Hampshire and posted in Featured Stories, GIS News, Imagery, Technology

A satellite view of the Amazon wildfire on Aug. 13. (NASA Earth Observatory images by Lauren Dauphin, using MODIS data from NASA EOSDIS/LANCE and GIBS/Worldview and VIIRS data from NASA EOSDIS/LANCE and GIBS/Worldview, and the Suomi National Polar-orbiting Partnership.)

Amazon fires in Brazil can be seen from space

August 21, 2019

Wildfires in the Amazon rainforest in Brazil have hit record numbers, and satellites have been able to capture […]

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This article is tagged with Brazil, NASA, satellite, satellite imagery, wildfire and posted in Featured Stories, Latest News, Mapping

Photo: NASA

How NASA captured high-resolution Moon imagery in 1960s

July 29, 2019

I was inspired by the 50th anniversary of the Moon landing on July 16 and our focus on […]

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This article is tagged with high resolution, moon, NASA, satellite imagery, Taking Position and posted in From the Magazine, Mapping, Opinions

Image: GPS World

Seen & Heard: Microsatellites, tethered drones and ladybugs

July 25, 2019

“Seen & Heard” is a monthly feature of GPS World magazine, traveling the world to capture interesting and […]

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This article is tagged with California, CYGNSS, Geoscience Australia, ladybugs, Land Information New Zealand, Madrid, NASA, New Zealand, tethered drone, Wanda Metropolitano and posted in From the Magazine, UAV/UGV

Photo: Allison Barwacz

NASA program aids with disaster relief efforts

July 24, 2019

Satellite imagery and mapping have proven to be critical technologies when it comes to disaster relief efforts. The […]

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This article is tagged with disaster relief, Federal Emergency Management Agency, Jeremy Kirkendall, mapping, NASA, National Guard, natural disasters, satellite imagery, U.S. Navy and posted in Featured Stories, Latest News

Artist’s concept of NASA’s Magnetospheric Multiscale mission consists of four identically equipped observatories that rely on Navigator GPS to maintain an exacting orbit that is at its highest point nearly half-way to the Moon. (Image: NASA)

NASA wants to use GPS at the Moon for Artemis missions

July 11, 2019

News from NASA’s Goddard Space Flight Center GPS could be used to pilot in and around lunar orbit […]

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This article is tagged with Artemis mission, Goddard Space Flight Center, GPS receiver, lunar navigation, Magnetospheric Multiscale mission, MMS, moon, NASA, NavCube, space navigation and posted in Featured Stories, GNSS, Latest News

Photo: IlkerErgun/Shutterstock.com

NASA report: Passenger aircraft nearly crashes due GPS disruption

July 8, 2019

A report filed with NASA’s Aviation Safety Reporting System and published in June outlines how a passenger aircraft […]

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This article is tagged with Friedman Memorial Airport, GPS jamming, Idaho, NASA, Resilient PNT Foundation, Sun Valley and posted in Latest News, Transportation

Drawing of the DSAC mercury-ion trap showing the traps and the titanium vacuum tube that confine the ions. The quadrupole trap is where the hyper-fine transition is optically measured and the multipole trap is where the ions are “interrogated” by a microwave signal via a waveguide from the quartz oscillator. (Image: NASA.)

Mercury-ion atomic clock holds promise for greater GPS accuracy

June 10, 2019

The National Aeronautic and Space Administration (NASA) is readying for an ultra-precise atomic clock that could not only […]

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This article is tagged with atomic clocks, Deep Space Atomic Clock, DSAC, GPS, GPS modernization, GPS timing, NASA, timing and posted in Featured Stories, GNSS, Latest News