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Why is it important that the James Webb Space telescope will be operating in the infrared?
Using infrared light, the Webb telescope will be able to look farther back in time than previous telescopes, and will allow scientists to look through dust to see stars forming inside. Paul Geithner provides insight on why the Webb telescope focuses on the infrared. The timeline of the universe.
What will happen to the Hubble telescope once the Webb telescope becomes operational?
In 2016, NASA announced a five-year extension of science operations with the Hubble Space Telescope (HST). This means that, unless the telescope suffers a catastrophic failure that renders all its instruments unusable, HST will continue operating at least through June 30, 2021.
Why are we putting James Webb Space telescope 1000000 miles away from the Earth?
A Solar Orbit This allows the satellite’s large sunshield to protect the telescope from the light and heat of the Sun and Earth (and Moon). Webb will orbit the sun 1.5 million kilometers (1 million miles) away from the Earth at what is called the second Lagrange point or L2.
Will the Hubble telescope ever return to Earth?
The telescope completed 30 years in operation in April 2020 and could last until 2030–2040. One successor to the Hubble telescope is the James Webb Space Telescope (JWST), which is to be launched in December 2021.
How far are the Lagrange points from earth?
In the Earth-Sun system the first (L1) and second (L2) Lagrangian points, which occur some 1,500,000 km (900,000 miles) from Earth toward and away from the Sun, respectively, are home to satellites.
How Far Will James Webb be able to see?
13.5 billion years
With its unique abilities, Webb will be able to observe over 13.5 billion years back in time when the first galaxies were formed. That point in space and time had so far been inaccessible, with Hubble only able to observe as far back as the formation of modern galaxies 13.4 billion years ago.
How can James Webb Telescope look back in time?
In the case of cosmology, JWST will be able to detect redder wavelengths than any Great Observatory before it, thereby looking further back in space and time.