How do satellites monitor the ozone layer?

The ozone layer in our upper atmosphere protects Earth from the harmful effects of ultraviolet radiation. The use of human-produced chemicals in our atmosphere used for many years depleted Earth’s ozone layer. However, the reduction in the consumption of ozone-depleting substances driven by the Montreal Protocol – an international treaty designed to protect the ozone Read More

ESA – Drought causes Yangtze to shrink

Drought causes Yangtze to shrink A record-breaking drought has caused parts of the Yangtze River to dry up – affecting hydropower, shipping routes, limiting drinking water supplies and even revealing previously submerged Buddhist statues. The Yangtze is China’s most important river, providing water to more than 400 million Chinese people. This summer, it has reached Read More

ESA technology leading to safer, smarter European roads

An agreement signed yesterday looks to extend the use of ESA space technology along European roads. The Agency’s Navigation Directorate has finalised a Memorandum of Intent with ERTICO, the organisation for the European Road Transport Telematics Implementation Coordination, a public-private partnership focused on the development, promotion and connection of intelligent road systems and services. Agreement Read More

Keeping space centre’s cool

The complex testing of space technology carried out at ESA’s ESTEC technical centre in the Netherlands requires precisely-maintained environmental control. This industrial chiller seen here, connected to black-insulated piping provides cold water throughout ESTEC’s Test Centre and laboratories, helping to maintain clean rooms and key test equipment at optimal temperatures. “Commissioned in 2017, this installation Read More

Madrid meteor’s cometary origins unearthed -with video

by ESA In brief A fireball spotted over Madrid has had its astronomical ancestry unearthed. While it ended its days burning up in Earth’s atmosphere on 31 July this year, the fragment began its life as part of Comet 169P/NEAT, responsible for the annual Alpha Capricornids meteor shower. In-depth Meteor showers occur as Earth passes Read More

ESA – Tracking marine plastic drift from space

Every 60 seconds the equivalent of a lorry-load of plastic enters the global ocean. Where does it end up? Right now, researchers simply don’t know. But in a bid to help find out, an ESA-led project developed floating transmitters whose passage can be tracked over time, helping in turn to guide a sophisticated software model Read More