Jul 13, 2022 · The James Webb Telescope's stunning view of the Southern Ring Nebula – but how much better does it look compared to previous images?

By comparing the faintest and earliest galaxies to the majestic spiral and elliptical galaxies we see today, Webb’s observations can guide our understanding of how galaxies evolve over billions …

Jul 11, 2022 · Hubble’s single mirror is 2.4 meters (7.9 feet) wide, whereas JWST’s segmented honeycomb-shaped mirror is 6.6 meters (21.7 feet) across. JWST has the largest mirror ever …

Apr 1, 2023 · Hubble and James Webb share similarities as multipurpose space telescopes. Both use reflecting mirrors to collect light and observe in infrared and visible light wavelengths. …

Jul 12, 2022 · By comparing Hubble’s and Webb’s infrared images of SMACS 0723, it’s possible to see how the Webb telescope will be able to peer deeper into the universe than ever before, …

A comparison of the Hubble Space Telescope and the James Webb Space Telescope. Webb's larger mirror allows it to capture more light and see farther into the cosmos.

Jul 12, 2022 · NASA calls JWST “the scientific successor to Hubble” in a blog post comparing the two observatories. Without Hubble’s observations of the Universe, researchers wouldn’t have …

Jul 13, 2022 · Webb primarily looks at the universe in the infrared, while Hubble mostly studies it at optical and ultraviolet wavelengths. This makes a big difference, as infrared views can peer …

Apr 28, 2023 · This table provides a side-by-side comparison of the Hubble Space Telescope and the James Webb Space Telescope. It highlights their differences in launch date, cost, primary …

Use the tool below to explore the galaxy cluster SMACS 0723, with images taken by the new James Webb Space Telescope and the Hubble Telescope.