The James Webb Space Telescope

 The James Webb Space Telescope (JWST) is a large, infrared-optimized space telescope that is set to launch in 2021. It is a collaboration between NASA, the European Space Agency (ESA), and the Canadian Space Agency (CSA). The JWST will have a primary mirror that is over 6 meters in diameter, making it about 100 times more powerful than the Hubble Space Telescope. It will be able to study the early universe, the formation of galaxies, and the formation of stars and planetary systems. Additionally, it will be able to study the atmospheres of exoplanets.

The James Webb Space Telescope is considered to be the successor of the Hubble Space Telescope and will be able to observe some of the most distant objects in the universe, as well as study the formation of stars and planetary systems. It will be able to study the composition of the atmospheres of exoplanets and search for signs of water and other potential biosignatures on exoplanets.

JWST is designed to observe in the infrared part of the electromagnetic spectrum, which will allow it to peer through dust clouds and observe objects that are obscured by dust in visible light. This will enable the telescope to study the early stages of star and planet formation, and to study the properties of galaxies that formed when the universe was less than a billion years old.

The telescope will also be able to observe the most distant galaxies and quasars, providing new information on the early universe and the formation of large-scale structures. It will also study the properties of the first galaxies and stars, and help to answer questions about the nature of dark matter and dark energy.

JWST is currently in the final stages of assembly and testing, and is expected to be launched in 2021, on an Ariane 5 rocket from French Guiana. The mission is expected to last for at least 10 years, although it is designed to operate for up to 20 years.