Earth Observation

Tonga’s Incredible Underwater Volcano Eruption Seen From Space

An undersea volcano erupted near the Pacific island of Tonga, and several satellites caught the incredible explosion in action. The…

1 week ago

Landsat 9’s First Images are Here

The latest satellite in the Landsat family of Earth observation spacecraft has collected its “first light” images of our planet.…

3 months ago

Landsat 9 Joins a Fleet of Earth Observation Satellites

Earth has a new eye in orbit to monitor our changing planet.   Landsat 9 launched on September 27, 2021…

4 months ago

Satellite Images Can Help Predict When Underwater Volcanos are About to Erupt

Predicting volcanic eruptions is notoriously tricky. In large part this is because volcanos are unique, each with their own quirks…

7 months ago

Teeny Tiny CubeSats Could Have Deployable Mirrors Like James Webb

Tiny CubeSats could give us a detailed view of Earth in real time, thanks to folding adjustable mirrors.

8 months ago

This is Currently the World’s Largest Iceberg

A gigantic chunk of ice recently broke off from an ice shelf in Antarctica, and is currently the world’s largest…

8 months ago

Another Big Iceberg Just Broke off from Antarctica

The ESA's Copernicus Sentinel-1 satellite recently spotted an iceberg the size of New York City breaking off the Brunt Ice…

11 months ago

Three Storms Have Dumped Snow on Mauna Loa and Mauna Kea

The words “snow” and “Hawai’i” are not often mentioned in the same paragraph – or even on the same vacation.…

12 months ago

This is the View You Get Staring out of the Space Station’s Cupola Module

Those lucky few who have the incredible opportunity to see the Earth from space often report the view gives them…

1 year ago

Earth Observation Satellites Could be Flown Much Lower than Current Altitudes and Do Better Science

Satellite engineers know what every photographer knows: get close to your subject to get better pictures. Not just visible light…

1 year ago