There Was a Major Unexpected Benefit to James Webb’s Christmas Launch

After a detailed analysis of where the James Webb Space Telescope is now (29 December 2021) and how it got there, NASA determined the observatory should have enough propellant to operate in space for significantly more than 10 years in space.   Webb’s mission lifetime was designed to be at least 5-1/2 years, and mission … Read more

James Webb Space Telescope: The scientific mysteries no other observatory could unravel

When scientists planned and designed the Hubble Space Telescope, the most groundbreaking astronomical observatory of its era, there were many things about the universe they didn’t know. One of these unknowns was that stars and galaxies existed already a few hundred million years after the Big Bang, Mark McCaughrean, senior advisor for science and exploration … Read more

Here’s Why The World Will Be Holding Its Breath During The JWST Launch

When the immense sound of the Ariane 5 rocket rumbles across Europe’s spaceport in French Guiana, it will signal the end of a journey decades in the making. Perched atop the rocket will be the James Webb Space Telescope (JWST), the most sophisticated and complex observatory ever constructed.   An enormous mirror 6.5 meters across, … Read more