Copernicus and the Sentinel satellites help monitor our planet. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The Copernicus program is a ...

The European Space Agency has signed contracts for three High-Priority Candidate Missions for the agency’s Earth-observing Copernicus program. Combined, the contracts are worth 1.3 billion euros.

Nicholas Copernicus was the astronomer who, five centuries ago, explained that Earth revolves around the Sun, rather than vice versa. When you purchase through links on our site, we may earn an ...

A small ancient tool was unearthed in the canonical gardens of Frombork, Poland, that dates back 500 years. The find was a rare compass made from copper. Its shape slightly resembles that of a ...