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Geodesy and Geophysics Laboratory (61A) Press Releases & Feature Stories Archive

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The Jason-CS/Sentinel-6 mission that will track sea level rise, one of the clearest signs of global warming, for the next 10 years. Sentinel-6A, the first of the mission's two satellites, is shown in its clean room in Germany and is scheduled to launch in November 2020.

Sentinel-6/Jason-CS: New Earth Mission Will Track Rising Oceans Into 2030

12.30.2019
The joint NASA/CNES/ESA/NOAA/EUMETSET/ mission, Sentinel-6/Jason-CS mission will continue to collect altimeter data along the TOPEX 9.91 day repeat ground track, and is set for launch in Nov. 2020
To learn more about NASA's study of sea level rise, visit this URL:
Image of Earth from the GOES-14 satellite. Image credit: NASA-Goddard Space Flight Center, data from NOAA GOES.

Earth's 'paunch' helps sharpen ice-loss estimates

12.19.2019
A recent paper combines data from GRACE and GRACE-FO, and Laser Ranging Measurements of satellites to more accurately capture how the Ear oblateness changes, and improve calculations of ice mass loss.
Link to Paper in Geophysical Research Letters (Loomis et al., 2019)
X Marks the Spot: NASA Selects Site for Asteroid Sample Collection

X Marks the Spot: NASA Selects Site for Asteroid Sample Collection

12.12.2019
After a year scoping out asteroid Bennu’s boulder-scattered surface, the team leading NASA’s first asteroid sample return mission has officially selected a sample collection site.
Animated airborne view of Greenland Ice Sheet

Greenland's Rapid Melt Will Mean More Flooding

12.10.2019
A new study finds the Greenland Ice Sheet is melting at a rate that matches the worst-case climate models, which project that flooding will affect millions of people by 2100.
Link to Nature paper published on Dec. 10, 2019 that discussed IMBIE study (Shepherd et al., 2019).
animation of rotation of Bennu in false color

OSIRIS-REx Engineers Pull Off a Daring Rescue of a Monumental Asteroid Mission

12.10.2019
On Oct. 11, the OSIRIS-REx team should have been preparing to point their spacecraft cameras precisely over the asteroid Bennu, but an unexpected communications outage on the ground came at a particularly critical time and threatened to throw the mission off track. Engineers quickly hatched a daring plan to keep OSIRIS-REx on schedule.
Photo of Scott Luthcke

NASA Scientist to Discuss “Space Lasers and Satellite Measurements” at Library of Congress Lecture

11.26.2019
The public is invited to a free lecture titled “Space Lasers and Satellite Measurements: Ushering in a New Era of Spaceborne Laser Altimetry Dependent on Satellite Geodesy."
Photo of the next-generation radio telescope at Kokee Park in Hawaii

NASA’s Space Geodesy Project Mapping Out a Bright Future

10.02.2019
By investing in smaller, faster radio telescopes, more automation and access to multiple tools, the Next Generation Space Geodesy Project will make maps, charts, flight paths and orbits more precise than ever before.
Link to Journal of Geodesy paper that describes VGOS and SGP (Merkowitz et al., 2019).
image of Bennu's surface

OSIRIS-REx’s Final Four Sample Site Candidates in 3D

08.29.2019
High-resolution maps of the four potential sample sites will allow the OSIRIS-REx team to assess the safety and accessibility of each region.
Artist's conception of LRO in orbit over the lunar surface with the Earth in the distance

10 Cool Things LRO is Teaching Us About the Moon

06.24.2019
In honor of LRO’s 10th birthday, we reflect on 10 of the many things the intrepid, orbiting explorer has taught us about the Moon.
Illustration of OSIRIS-REx in orbit around Bennu

NASA’s OSIRIS-REx Mission Breaks Another Orbit Record

06.13.2019
On June 12, OSIRIS-REx broke its own world record for the closest orbit of a planetary body by a spacecraft.
Photo of details of Bennu's surface

NASA Invites Public to Help Asteroid Mission Choose Sample Site

05.21.2019
NASA’s OSIRIS-REx mission to the asteroid Bennu would like extra pairs of eyes to help choose its sample collection site on the asteroid – and to look for anything else that might be scientifically interesting.
Photo of original sign being installed

NASA’s Goddard Space Flight Center Celebrates 60 Years

04.29.2019
On May 1, 1959, the Beltsville Space Center in Greenbelt, Maryland, was renamed NASA’s Goddard Space Flight Center in honor of Robert H. Goddard, widely considered the father of modern rocketry. Thus began a 60-year boom in science and technological innovation.
Composit of various Earth images

NASA Celebrates Earth Day with Social Media, Public Events

04.18.2019
This Earth Day, April 22, NASA invites you to celebrate our beautiful home planet by participating in a global social media event and local events around the country.
Image of trees in forest

Return of GEDI’s First Data Reveals the Third Dimension of Forests

04.15.2019
NASA’s Global Ecosystem Dynamics Investigation (GEDI) mission launched in December 2018. From its perch aboard the International Space Station, it uses lasers to create detailed 3D maps of Earth’s forests and topography.
PictureEarth logo

Picture Earth for Earth Day 2019

04.12.2019
For Earth Day 2019, NASA invites you to celebrate the planet we call home with our #PictureEarth social media event.
Image of asteroid Bennu

NASA Mission Reveals Asteroid Has Big Surprises

03.19.2019
A NASA spacecraft that will return a sample of a near-Earth asteroid named Bennu to Earth in 2023 made the first-ever close-up observations of particle plumes erupting from an asteroid’s surface.
Photograph of Robert Goddard at blackboard

NASA Invites Media to 57th Annual Robert H. Goddard Memorial Symposium

03.15.2019
Media are invited to the 57th Robert H. Goddard Memorial Symposium on March 20-21.
Trio of images acquired by NASA’s OSIRIS-REx spacecraft showing a wide shot and two close-ups of a region in asteroid Bennu’s northern hemisphere.

A Region of Bennu’s Northern Hemisphere Close Up

03.14.2019
These images were taken on February 25 while the spacecraft was in orbit around Bennu, approximately 1.1 miles (1.8 km) from the asteroid’s northern hemisphere.
Artist rendering of OSIRIS-REx spacecraft above asteroid

NASA to Host Media Teleconference on Asteroid Sample Return Mission

03.14.2019
NASA is hosting a media teleconference at 1:30 p.m. EDT Tuesday, March 19, to announce new science from the agency’s first mission to return to Earth an asteroid sample that may contain unaltered material from the very beginning of our solar system.
Image of book cover

New NASA Book Shares Beauty of Earth from Space

02.20.2019
NASA’s new 168-page book “Earth,” a collection of dramatic images captured by Earth-observing satellites, is available now in hardcover and ebook, and online with interactive features.
Optical Alignment Lead Engineer Bente Eegholm’s reflection can be seen in the primary mirror of GEDI’s receiver telescope while in the cleanroom

Innovative GEDI Instrument Now Gathering Forest Data

02.01.2019
The Global Ecosystems Dynamics Investigation, or GEDI — is now collecting data as a payload attached to the Japanese Experiment Module, the largest science facility on the International Space Station.
Image of ice cover

ICESat-2 Reveals Profile of Ice Sheets, Sea Ice, Forests

12.11.2018
A detailed profile of Earth's ice and forests – newly formed sea ice, rugged glaciers of Antarctica, trees towering over a hillside - is revealed in the first results from NASA's ICESat-2.
NASA’s Newly Arrived OSIRIS-REx Spacecraft Already Discovers Water on Asteroid

NASA’s Newly Arrived OSIRIS-REx Spacecraft Already Discovers Water on Asteroid

12.10.2018
Recently analyzed data from NASA’s Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) mission has revealed water locked inside the clays that make up its scientific target, the asteroid Bennu.
image of Bennu

NASA's OSIRIS-REx Spacecraft Arrives at Asteroid Bennu

12.03.2018
NASA’s Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft completed its 1.2 billion-mile (2 billion-kilometer) journey to arrive at the asteroid Bennu Monday.
Photo of technicians with GEDI in cleanroom

GEDI Scientists Share Space Laser Excitement

11.30.2018
Scientists are eagerly anticipating data on Earth's forests that GEDI — launching Dec. 4 — will gather.
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  • Last Updated: 01/20/2020