Europe’s New Planet Hunter: A Final Look at the “Plato” Satellite
The European Space Agency (ESA) is preparing an exciting mission. The “Plato” satellite is soon to fly into space to discover distant worlds. Before the journey begins, ESA is offering a rare opportunity: on May 20, 2026, journalists will be allowed to view the satellite up close for the last time.
Plato is a state-of-the-art “planet hunter.” Its main task is to find planets outside our solar system, known as exoplanets. Scientists are particularly interested in planets similar to our Earth. They are looking for rocky planets orbiting stars that resemble our Sun.
The satellite is currently located in a special cleanroom. The air in this room is extremely clean, as even a small grain of dust could damage the sensitive instruments. Plato is equipped with many precise cameras. These observe the light from thousands of stars and look for tiny changes that could indicate a planet.
This mission is an important milestone for European astronomy. Through Plato, researchers want to better understand how planetary systems are formed and how they evolve. One of the most exciting questions is whether there are other places in the universe where life like that on Earth would be possible.
Following the media visit in May, the final tests and preparations for transport to the launch site will take place. The launch of Plato will be a significant event for international science. With this satellite, a new chapter begins in the search for a “second Earth” in the vast universe.