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ESA Top News
Updated: 1 hour 8 min ago

First evidence of planet-wide groundwater system on Mars

Thu, 28/02/2019 - 10:00

Mars Express has revealed the first geological evidence of a system of ancient interconnected lakes that once lay deep beneath the Red Planet’s surface, five of which may contain minerals crucial to life.


Wed, 27/02/2019 - 15:20

Technology image of the week: this colourful microscopic view shows where two different metal 3D printing techniques meet

Timing is everything

Tue, 26/02/2019 - 16:26

Human and robotic exploration image of the week: time goes slower in space, or does it?

What remains of stars

Mon, 25/02/2019 - 13:30

Space Science Image of the Week: In this view of galaxy NGC 300, ESA’s XMM-Newton reveals the glow from remnants of past stellar generations

Cloudy waters

Mon, 25/02/2019 - 11:05

This Copernicus Sentinel-2 image shows a huge plume of sediment gushing into the sea following heavy rainfall in the Rome area

Week in images

Fri, 22/02/2019 - 14:10

Our week through the lens:
18 - 22 February 2019

Copernicus Sentinel-1 reveals shared plumbing led to Agung awakening

Fri, 22/02/2019 - 13:00

When Mount Agung in Indonesia erupted in 2017, the search was on to find out why it had stirred. Thanks to information on ground deformation from the Copernicus Sentinel-1 mission, scientists now have more insight into the volcano’s hidden secrets that caused it to reawaken.

Earth from Space

Fri, 22/02/2019 - 09:05

In this week's edition, we explore western Sicily in Italy with Copernicus Sentinel-2

Western Sicily

Fri, 22/02/2019 - 09:05

Earth observation image of the week: the Copernicus Sentinel-2A satellite takes us over western Sicily and the islands of Favignana and Levanzo in Italy

Solar swirls

Thu, 21/02/2019 - 17:24

Operations image of the week: Geomagnetic activity caused by our star recently created a stir in the skies over Iceland, resulting in the seeming electrification of the night and a reminder of the immense power of our star...

Neptunian moon

Thu, 21/02/2019 - 15:39

Hubble helps uncover origin of Neptune's smallest moon Hippocamp

Signs of ancient flowing water on Mars

Thu, 21/02/2019 - 10:00

These images from ESA’s Mars Express satellite show a branching, desiccated system of trenches and valleys, signs of ancient water flow that hint at a warmer, wetter past for the Red Planet.

Earth’s atmosphere stretches out to the Moon – and beyond

Wed, 20/02/2019 - 13:00

The outermost part of our planet’s atmosphere extends well beyond the lunar orbit – almost twice the distance to the Moon.

Instruments of science

Wed, 20/02/2019 - 11:35

Technology image of the week: young engineers and scientists can learn from Europe’s top experts at the upcoming ESI2019: EIROforum’s latest instrumentation school, with a focus this year on AI

Close encounters: planning for extra Hera flyby

Wed, 20/02/2019 - 09:01

ESA’s proposed Hera mission will already visit two asteroids: the Didymos binary pair. The Hera team hopes to boost that number by performing a flyby of another asteroid during the mission’s three-year flight.

Writing on the wall

Tue, 19/02/2019 - 15:42

Human and robotic exploration image of the week: The hunt for micrometeorites in Antarctica

Space behaviour

Tue, 19/02/2019 - 14:56

Europe’s Columbus laboratory enters its eleventh year in space with steady operations, a few upgrades and several experiments in full swing.

Interactive space simulation for nanosatellites

Tue, 19/02/2019 - 06:33

Pioneer partner Open Cosmos are taking mission development to a new dimension, using a virtual reality-like simulation that replicates life in orbit for space technologies.

Rosetta’s comet sculpted by stress

Mon, 18/02/2019 - 16:00

Feeling stressed? You’re not alone. ESA’s Rosetta mission has revealed that geological stress arising from the shape of Comet 67P/Churyumov–Gerasimenko has been a key process in sculpting the comet's surface and interior following its formation.

Ice giant surprise

Mon, 18/02/2019 - 08:14

Space Science Image of the Week: These alien-looking worlds are actually surprising new views of Uranus and Neptune