SAN FRANCISCO (KGO) -- After a weather delay earlier this week, hope is high that a multi-national mission to launch the James Webb space telescope will be a "go" early Saturday morning off the coast ...

James Webb Space Telescope data has allowed researchers to map the cosmic web in the greatest detail ever achieved.

They named it after NASA's first chief astronomer, and the person who was perhaps the most instrumental in the creation of the mighty Hubble, and it is without doubt the biggest news in astronomy ...

The James Webb Space Telescope, the world’s largest and most powerful space observatory, has been documenting deep space phenomena since its launch in 2021.

First surface study: Webb directly measured infrared light from LHS 3844 b, revealing a basaltic, atmosphere-free surface and extreme dayside heat. Galaxy core revealed: In Messier 77, Webb imaged an ...