Historic Greenland ice sheet rainfall unraveled

For the first time ever recorded, in the late summer of 2021, rain fell on the high central region of the Greenland ice sheet. This extraordinary event was followed by the surface snow and ice melting rapidly. Researchers ...

Revealing coastline dynamics of the Danube Delta

Hundreds of satellite images spanning 30 years have been compiled to show the evolution of the Danube Delta—the second largest river delta in Europe. These findings were presented today at ESA's Living Planet Symposium ...

Self-cleaning spacecraft surfaces to combat microbes

Astronauts live and work in orbit along with teeming populations of microorganisms, which could present a serious threat to health—and even the structural integrity of spacecraft. To help combat such invisible stowaways, ...

Space agencies provide global view of our changing environment

In response to the global COVID-19 pandemic, ESA, NASA and JAXA worked closely together to create an open-source platform, based on the Euro Data Cube, that used a wealth of data from Earth-observing satellites to document ...

A dazzling Hubble collection of supernova host galaxies

Spanning from 2003 to 2021, this collection of images from the NASA/ESA Hubble Space Telescope features galaxies that are all hosts to both Cepheid variables and supernovae. These two celestial phenomena are both crucial ...

The sun as you've never seen it before

Powerful flares, breathtaking views across the solar poles, and a curious solar "hedgehog" are among the haul of spectacular images, movies and data returned by Solar Orbiter from its first close approach to the sun. Although ...

Video: Gaia, the billion star surveyor

ESA's Gaia space telescope revolutionizes our understanding of the Milky Way. It scans the sky to measure the position, movement, distance, and characteristics of billions of stars.

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