A new European Earth-watching satellite, Sentinel 3, is in orbit. Its primary task is to track and collect data on changes in the oceans, atmosphere, vegetation and ice caps.
"Why build one when you can have two at twice the price?" So goes the famous line (and government potshot) in the sci-fi film "Contact." But sometimes, having two of something in space is far, far better than one.
Climate change is a global threat. So where to get the best perspective on the problem? Space! Scientists are monitoring Earth with satellites and running experiments in zero gravity to help save our fragile planet.
The past few years have seen a band of young actors get into space with big plans to commercialize the satellite industry. But it's still not all about money. Some are focused on more ethical uses for space data.
The latest European Sentinel satellite went into orbit after taking off from Russia. It will provide data to help emergency services manage their response to natural disasters.
© 2018 Deutsche Welle |
Legal notice |
| Mobile version