News tagged with observations

Video: 30 years of deforestation in Rio Branco

Deforestation near the northwestern Brazilian city of Rio Branco has made its mark on the rainforest over the last 30 years. By comparing a Landsat-5 image from 1985 with a Copernicus Sentinel-2 image from 2016, we can see ...

dateMar 22, 2017 in Environment
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Enceladus' south pole is warm under the frost

Over the past decade, the international Cassini mission has revealed intense activity at the southern pole of Saturn's icy moon, Enceladus, with warm fractures venting water-rich jets that hint at an underground sea. A new ...

dateMar 14, 2017 in Space Exploration
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Gaia turns its eyes to asteroid hunting

While best known for its surveys of the stars and mapping the Milky Way in three dimensions, ESA's Gaia has many more strings to its bow. Among them, its contribution to our understanding of the asteroids that litter the ...

dateJan 24, 2017 in Space Exploration
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