Cellphones are constantly collecting location data from global satellites, but there is uncertainty about who is using these data, and for what purposes.
Virgin Orbit is launching satellites using a rocket slung under the wing of an aircraft.
Virgin Orbit
Efforts to launch rockets into space from the UK need to demonstrate reliability.
The Ariane 6 launcher, show during tests in 2021, will be used to launch satellites for France’s “Céleste” and “Iris” surveillance programs.
DLR/Flickr
NASA has been gaining momentum in recent years as investment into space has ramped up in the US. In 2022, missions dealt with the farthest, closest, hottest and coldest conditions in the universe.
Workers flood a Vietnamese-flagged boat caught operating illegally off West Kalimantan, Indonesia on May 4, 2019 in order to sink it.
AP Photos/William Pasaribu
Understanding when, where and why fishing vessels sometimes turn off their transponders is a key step toward curbing illegal fishing and other crimes on the high seas.
Redwood forests like this one in California can store large amounts of carbon, but not if they’re being cut down.
Shane Coffield
The stars, planets and Milky Way we see at night are part of a wilderness shared across the globe and across centuries. But does BlueWalker 3 herald a night sky polluted with bright satellites?
NASA’s Orbiting Carbon Observatory (OCO-2) satellite can make precise measurements of global atmospheric carbon dioxide (CO2) from space.
(NASA/JPL-Caltech)
Zhe Zhu, University of Connecticut and Su Ye, University of Connecticut
Artificial intelligence can spot differences in images from before and after a storm over wide areas in almost real time. It showed Hurricane Ian’s vast damage in Florida.
The Double Asteroid Redirection Test successfully showed that it is possible to crash a spacecraft into a small asteroid. Whether the approach could save Earth from a future threat remains to be seen.
Migrating waterbirds over South Dakota’s Huron Wetland Management District on North America’s Central Flyway.
Sandra Uecker, USFWS/Flickr
Satellite telemetry, tiny geolocation tags and passive acoustic recording are providing new insights into bird migration and vital data for conservation.
Private companies have launched dozens of imaging satellites – like the two small boxes in the middle of the photo – into orbit in recent years.
NASA/Steve Jurvetson
Private satellite companies have boomed in recent years, and many experts have wondered what role they would play in a conflict. They have proved to be invaluable to Ukraine in recent months.
A powerful enough laser beam could blind spy satellites.
MuthuKutty/Wikimedia
With decades of images and data from the same locations, these satellites can show changes over time, including deforestation, changes in waterways and how loss of trees corresponds to urban heat.