NASA

Notes from the Field

On our team’s last day at Kilbourne Hole, we were joined by retired astronaut Harrison “Jack” Schmitt, the lunar module pilot for Apollo 17. He is the only professional geologist to have walked on the ...
NASA

Winter from the International Space Station

Over the years, astronauts aboard the orbiting laboratory have snapped spectacular photographs of Earth’s snow and ice in both hemispheres.
NASA

World of Change: Collapse of the Larsen-B Ice Shelf

In early 2002, scientists monitoring daily satellite images of the Antarctic Peninsula watched in amazement as almost the entire Larsen B Ice Shelf splintered and collapsed in just over one month.
NASA

Notes from the Field

Additionally, there are two cameras: one visible and one near-infrared (NIR). The visible and NIR bands acquired by the two cameras are paired to produce 4-band imagery. The 3-centimeter resolution ...
NASA

Notes from the Field

On Thursday, August 28 th, I was able to watch AV-6 take off from Wallops Flight Facility. The black plane that you can see in the linked video is flown as an added safety precaution as it follows the ...
NASA

Elegant Figures

Sticking to the flood theme, here’s a recent map from the U.S. Army Corps of Engineers showing the predicted travel time for water in the Morganza Floodway. It’s a reasonably good map, with one big ...
NASA

Earth Matters

Every month on Earth Matters, we offer a puzzling satellite image. The April 2023 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking at, ...
NASA

Earth Matters

“Past Winners” Bracket: Ocean Sand, Bahamas (#5) vs. A View of Earth from Saturn (#2) In round 1, Ocean Sand garnered the most votes overall and wiped out #4 seed and 2014 champion El Hierro Submarine ...
NASA

Science in Action

NASA satellites and sensors constantly take the pulse of our planet, measuring how Earth changes by the day, season, year, and decade. Researchers and resource managers analyze those measurements and ...
NASA

Of Mosquitoes and Models: Tracking Disease by Satellite

In January 2016 in Kenya, the conditions were just right for an outbreak of Rift Valley fever. A strong El Niño on the other side of the world had brought higher temperatures and a wetter-than-normal ...
NASA

The Night Electric

The nighttime views collected by the day-night band are already proving useful to meteorologists and atmospheric scientists, who have been observing the dynamics of storms such as hurricanes Isaac and ...