NASA uses satellite lidar technology to study Earth’s forests, key carbon sinks. The GEDI mission maps forest height and biomass from the International Space Station, while ICESat-2 fills polar data ...

A collaboration between NASA’s Heliophysics Education Activation Team (NASA HEAT) and the Astronomical Society of the Pacific’s Night Sky Network program, this resource was developed for informal ...

National Aeronautics and Space Administration NASA explores the unknown in air and space, innovates for the benefit of humanity, and inspires the world through discovery. About NASA's Mission Join Us ...

Mercury pops up toward the end of the month. Look for it quite low in the west, just as the glow of sunset is fading. It's highest and most visible on the 27th. Mars is still visible in the couple of ...

To celebrate her 1,500 th Martian day (“Sol”) exploring the red planet, the Perseverance rover used its robotic arm to take a selfie of the rover and the surrounding landscape. But when team members ...

Scientists have known for a long time, through an abundance of evidence, that water was present on Mars’ surface billions of years ago, but are still asking the crucial question, “Where did the water ...

Figure 2.Preliminary results of the transmission derived from SAGE III/ISS lunar measurements (y-axis) and its comparison with collocated SAGE III/ISS solar measurements (x-axis). The comparisons are ...

“This exciting discovery opens up new possibilities for auroral research and confirms that auroras could be visible to future astronauts on Mars’ surface.” said Elise Knutsen, a postdoctoral ...

On May 10, 2024, the first G5 or “severe” geomagnetic storm in over two decades hit Earth. The event did not cause any catastrophic damages, but it did produce surprising effects on Earth. The storm, ...

Although the team was intrigued by the spherule-rich layers at Sally’s Cove and Dennis Pond, these outcrops were challenging for the rover arm to access. After some searching to find an accessible ...

While the goal of the NASA heliophysics fleet is to study the Sun and its influence, these missions often make surprising discoveries that they weren't originally designed to. From finding 5,000 ...

Year 3 - M42 Gas Plume & Proplyds This Hubble image shows a hypersonic shock wave (lower right) of material moving at 148,000 miles per hour in the Orion Nebula, a star-forming region 1,500 ...