Can James Webb see planets?

Webb will observe Mars and the giant planets, minor planets like Pluto and Eris - and even the small bodies in our solar system: asteroids, comets, and Kuiper Belt Objects.

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Where is L2 in space?

L2 is located 1.5 million kilometres directly 'behind' the Earth as viewed from the Sun. It is about four times further away from the Earth than the Moon ever gets and orbits the Sun at the same rate as the Earth. It is a great place from which to observe the larger Universe. One may also ask what comes after james webb telescope? Not just the next space telescope to be launched - likely NASA's Nancy Grace Roman telescope in 2027 -but the next Webb-like telescope: a big flagship project for the future, recommended by astronomers today.

How many mirrors are on JWST?

18 mirrors Each of them consists of three gold-plated hexagonal mirrors. Today, the rightmost wing was successfully unfurled, just one day after the leftmost wing was deployed. Now that both sides have been locked into place, this completes the array of 18 mirrors that makes up the 21-foot-wide JWST. Congratulations, @NASAWebb! Then, why is beryllium telescope a mirror?

Consequently, is james webb made from gold?

Now, while Webb's mirror segments are coated in gold, they are not made of solid gold. They are actually constructed from beryllium, a strong but lightweight metal. Each mirror piece weighs about 46 pounds (20 kilograms) on Earth.