Duplicate of https://news.ycombinator.com/item?id=30062510

Not quite, this post links to NASA's blog post about arriving at L2. The other post links to the "Where is JWST?" page.

Also more details on the orbit of within L2 point.

https://oa.upm.es/22644/1/INVE_MEM_2012_153678.pdf

I wish there was a long well-illustrated documentary about JWST. The story of its concept, design, manufacturing, testing, assembly, and launch is simply mind-blowing.