Tech Videos

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Horizons mission - preparing for a spacewalk

Known to the crew as an EVA (extravehicular activity), each spacewalk provides a valuable opportunity to carry out repairs, test new equipment and even perform science experiments beyond the confines of a spacecraft.

The mission that brought an asteroid down to Earth

Some of the rarest, most precious materials on Earth originated very, very far away, and are only available to us now because of the Hayabusa mission of JAXA, the Japan Aerospace Exploration Agency.
1st August 2018

What is a near-Earth asteroid?

We often hear from astronomers and other scientists about 'near-earth asteroids' - lumps of rock and metal that orbit through our Solar System, and pass close enough to our planet to pose an impact risk.
27th June 2018


Scenes from a ESA spacewalk

As part of ESA’s Expose-R2 project, 46 species of bacteria, fungi and arthropods were delivered by a Progress supply ship to the International Space Station in July 2014. Spacewalking cosmonauts Alexander Skvortsov and Oleg Artemyev attached the package to the outside of the Zvezda module on 18th August 2014, where it stayed until it was retrieved 18 months later.
19th June 2018

NASA prepares to fly large unmanned aircraft in public airspace

NASA’s remotely-piloted Ikhana aircraft performs flight tests in preparation to fly in the National Airspace System without a safety chase aircraft.
18th June 2018

COTS-to-radiation-tolerant MCU for NewSpace designs

Decrease time to market and cost for the NewSpace market by using radiation-tolerant solutions based on COTS devices.
23rd April 2018

Send your name to the sun with NASA

A chance to send your name to the Sun, testing systems for NASA's Orion spacecraft, and sizing up Earth, from space.
12th March 2018

Earth from space: special edition

Discover more about our planet with the Earth from Space video programme.
8th March 2018

How do we take space debris out of orbit?

Don’t be scared of space debris. ESA’s Clean Space initiative is carrying out preparatory activities to build a test mission to take a single, large and heavy item of debris out of orbit.
12th January 2018

Space... clean and untouched?

The ESA’s Clean Space initiative works hard to keep space safe and clean for future generations. Its three main objectives are presented in this video.
11th January 2018


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International Security Expo 2018
28th November 2018
United Kingdom London Olympia