ESA - Sentinel-1

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The mission

The Copernicus Sentinel-1 mission is designed as a two-satellite constellation. Each satellite carries an advanced radar instrument to provide an all-weather, day-and-night supply of imagery of Earth’s surface.

The launch

Date: Sentinel-1A - 03 April 2014
Sentinel-1B - 25 April 2016
Sentinel-1C - 5 December 2024
Sentinel-1D - 4 November 2025
Site: Europe's Spaceport, French Guiana
Rocket: Sentinel-1A and -B on Soyuz
Sentinel-1C on Vega-C
Sentinel-1D on Ariane 6

1st in the Sentinel series
693 km orbit altitude
10+ years in orbit

Sentinel-1

Grounding line retreat on West Antarctica, 1992-2025

Antarctica retreat study signals future ice loss

03/03/2026 1606 views 42 likes

Yellow River Delta, China

River deltas are sinking faster than the sea is rising

17/02/2026 1928 views 46 likes

Flooding around the Tejo River, Portugal, by Sentinel-1

Intense rainfall brings floods across Iberian Peninsula

10/02/2026 11439 views 92 likes

Tibetan Plateau vertical ground displacement

New satellite view of Tibet’s tectonic clash

30/01/2026 10824 views 74 likes

Ice velocity on Jakobshavn Glacier in Greenland, 2014–2024

Sentinel-1's decade of essential data over shifting ice she…

07/01/2026 4815 views 39 likes

Artist’s impression of Sentinel-1B

Call for interest: Sentinel-1C launch media event

More items

Applications
Sentinel-1 images
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Applications
Sentinel-1 videos
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Applications
Downloads
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Story
Applications
Sentinel-1 documents and publications

18/02/2014 9866 views 20 likes
Read

Discover Sentinel-1

Sentinel-1 up close

Introducing the Sentinel-1 mission

75472 views 174 likes

Sentinel-1 above Italy

Facts and figures

43174 views 62 likes

Bering in dire straits

Oceans and ice

15729 views 31 likes

Sentinel-1 detects maritime traffic

Tracking maritime traffic

2924 views 11 likes

Mato Grosso, Brazil

Changing lands

13069 views 27 likes

Türkiye–Syria earthquake interferogram

Emergency response

7953 views 23 likes

Sentinel-1 constellation

Satellite constellation

31213 views 56 likes

Sentinel-1 radar satellite

Instrument

31766 views 51 likes

Matera ground station

Data flow

13167 views 24 likes

Copernicus Sentinel-1A: seven years in operation

Data products

35956 views 34 likes

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