ICESat-2 Stories

An image of the Sun shows a bright flash in the bottom right side where a solar flare erupts.

How NASA Tracked the Most Intense Solar Storm in Decades

5 min read

May 2024 has already proven to be a particularly stormy month for our Sun. During the first full week of May, a barrage of large solar flares and coronal mass ejections (CMEs) launched clouds of charged particles and magnetic fields…

Article4 weeks ago

That’s No Meteor: NASA Satellite’s Elusive Green Lasers Spotted at Work

4 min read

For the first time, NASA’s ICESat-2 team has seen footage of the satellite’s green laser beams streaming from orbit to Earth

Article1 year ago

Phytoplankton May Be Abundant Under Antarctic Sea Ice, Study Suggests

5 min read

A decade ago, scientists on a NASA-sponsored ocean expedition found massive populations of phytoplankton blooming beneath sea ice in the Arctic Ocean. Now scientists using underwater instruments and a NASA satellite have found evidence of potentially significant blooms beneath the…

Article2 years ago

NASA Ice Scientists Take Flight from Greenland to Study Melting Arctic Ice

4 min read

Over the next two weeks, a handful of NASA scientists will be living very different lives from the rest of us: they will board a research plane in Greenland alongside laser instruments to help calibrate NASA’s space-based measurements of Arctic ice. …

Article2 years ago

NASA Approves Continuation of ICESat-2 After 3+ Years of Big Results

5 min read

Melt Ponds, Summer Ice, and More: Space Laser Measures Changing Earth Arctic sea ice has lost about a third of its volume since 2003. At the other pole, new glacial lakes were discovered deep below the surface of Antarctic ice.…

Article2 years ago

NASA Scientist Discovers New Means to Measure Snow Depth from Space

4 min read

A NASA scientist is adding a new dimension to the climate-observing powers of a satellite instrument whose main mission is to measure the height of Earth’s ice sheets and sea ice. And the inspiration for this new method comes from…

Article2 years ago

NASA Engineer Receives Ralph Coats Roe Medal for Education, Mentorship

3 min read

NASA’s Dr. Aprille Ericsson has received the Ralph Coats Roe medal from the American Society of Mechanical Engineers (ASME), honoring her international work encouraging young people, women, and people from other underrepresented groups to pursue STEM careers. The Ralph Coats…

Article2 years ago

Five Facts to Help You Understand Sea Ice

6 min read

One way that scientists monitor climate change is through the measure of sea ice extent. Sea ice extent is the area of ice that covers the Arctic Ocean at a given time. Sea ice plays an important role in reflecting…

Article3 years ago

NASA Space Lasers Map Meltwater Lakes in Antarctica With Striking Precision

9 min read

From above, the Antarctic Ice Sheet might look like a calm, perpetual ice blanket that has covered Antarctica for millions of years. But the ice sheet can be thousands of meters deep at its thickest, and it hides hundreds of…

Article3 years ago

Earth’s cryosphere is vital for everyone. Here’s how NASA keeps track of its changes.

7 min read

Everything on our planet — the land, the water, the air, people — is connected by the various chemical, physical and biological processes that make up what we call the Earth system. One of the key components of that huge…

Article3 years ago