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Very Large Telescope

space Maturity 7-9 Next article →

The Very Large Telescope, or VLT, is a huge tool for space.

Paranal Platform After Sunset (ESO)
Paranal Platform After Sunset (ESO)

It sits in the Atacama Desert in Chile. The VLT has four main parts. We call these Unit Telescopes.

Four VLT Unit Telescopes Working as One
Four VLT Unit Telescopes Working as One

Each one has a large mirror. These mirrors are 8.2 meters wide. The telescopes have special names from the Mapuche people. They are Antu, Kueyen, Melipal, and Yepun.

Eso-paranal-16
Eso-paranal-16

These telescopes can work in different ways. They can look at stars one by one. They can also work together as one big tool. This is called an interferometer. This helps them see very tiny details. The VLT also has four smaller telescopes. We call these Auxiliary Telescopes. They can move to 30 different spots.

The VLT sees things that are very faint. It can see objects four billion times fainter than our eyes can. It has made many big discoveries. It saw a planet far away from its star. It also tracked stars near a black hole. It even saw light from a very far burst of energy.

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🖼️ Images & Media (10)
File:Paranal Platform After Sunset (ESO).jpg
Paranal Platform After Sunset (ESO).jpg
File:The SPHERE instrument attached to the VLT.jpg
The SPHERE instrument attached to the VLT.jpg
File:Eso-paranal-16.jpg
Eso-paranal-16.jpg
File:From the Residencia to the Milky Way.jpg
From the Residencia to the Milky Way.jpg
File:Orion Watches over Paranal - potw2009a.jpg
Orion Watches over Paranal - potw2009a.jpg
File:VLT's Next-generation Laser Launch Telescope.jpg
VLT's Next-generation Laser Launch Telescope.jpg
File:Four VLT Unit Telescopes Working as One.jpg
Four VLT Unit Telescopes Working as One.jpg
File:First light for MATISSE interferometric instrument.jpg
First light for MATISSE interferometric...
File:ESO-Hotel Süd West Fassade Dämmerung b.jpg
ESO-Hotel Süd West Fassade Dämmerung b.jpg
File:comparison optical telescope primary mirrors.svg
comparison optical telescope primary mirrors.svg
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