NASA's EPIC camera rides on NOAA's DSCOVR spacecraft at the L1 point, photographing the entire sunlit face of Earth several times a day, with an archive back to 2015.
What is it? A camera photographing the entire sunlit face of Earth several times a day.
Why does it matter? Daily whole-Earth views, including A gas high in the sky that blocks harmful ultraviolet rays from the Sun. Near the ground, ozone is a pollutant. Glossary measurements, track our changing planet.
NASA's EPIC camera rides on NOAA's DSCOVR spacecraft at the L1 point, photographing the entire sunlit face of Earth several times a day, with an archive back to 2015.
On October 5, 2026, NASA released a new high-resolution EPIC tropospheric ozone product, gridded at 0.25°. This is the honest home for "space watches ozone": EPIC measures it, alongside the ground-based measurements that first found the ozone hole.