NASA’s Webb Detects Carbon Dioxide in Exoplanet Atmosphere

This observation of a gas giant planet orbiting a Sun-like star 700 light-years away provides important insights into the composition and formation of the planet.

NASA Seeks Public’s Designs to Throw Shade in Space

To further this exploration, NASA is supporting the early-stage study of a concept for a hybrid observatory that would combine a ground-based telescope with a space-based starshade.

James Webb Space Telescope vs. Hubble

A simple image comparison. Original Hi-Res version. http://www.nicholaseggleston.com/JamesWebbHubble/index_full.htm HT/Roy Spencer

Geology from 50 Light-Years: Webb Gets Ready to Study Rocky Worlds

Another intriguing possibility, however, is that 55 Cancri e is not tidally locked. Instead, it may be like Mercury, rotating three times for every two orbits (what’s known as a…

Webb Telescope’s Coldest Instrument Reaches Operating Temperature

There are still more challenges that the team will have to face before MIRI can start its scientific mission. Now that the instrument is at operating temperature, team members will…

Orbital Insertion Burn a Success, Webb Arrives at L2

Now that Webb’s primary mirror segments and secondary mirror have been deployed from their launch positions, engineers will begin the sophisticated three-month process of aligning the telescope’s optics to nearly nanometer precision.

NASA’s Webb Telescope Reaches Major Milestone as Mirror Unfolds

NASA’s James Webb Space Telescope team fully deployed its 21-foot, gold-coated primary mirror, successfully completing the final stage of all major spacecraft deployments to prepare for science operations.

Sunshield Successfully Deploys on NASA’s Next Flagship Telescope

On Jan. 4, 2022, engineers successfully completed the deployment of the James Webb Space Telescope’s sunshield, seen here during its final deployment test on Earth in December 2020 at Northrop…

Update: NASA Plans Coverage of Webb Space Telescope Deployments

The Webb mission will explore every phase of cosmic history – from within the solar system to the most distant observable galaxies in the early universe, and everything in between.…

NASA’s Webb Telescope Launches to See First Galaxies, Distant Worlds

From NASA Editor’s note: This release was updated on Dec. 25 to reflect the observatory’s release at approximately 870 miles (1,400 kilometers). NASA’s James Webb Space Telescope launched at 7:20 a.m.…

Merry Christmas Earth, You Get a New Telescope

Webb is targeted to launch at 7:20 a.m. EST Saturday, Dec. 25, on an ESA-provided Ariane 5 rocket from Europe’s Spaceport in Kourou, French Guiana, on the northeastern coast of…

Mapping the Universe’s Earliest Structures with COSMOS-Webb

When NASA’s James Webb Space Telescope begins science operations in 2022, one of its first tasks will be an ambitious program to map the earliest structures in the universe. Called…

NASA’s Webb to Study How Massive Stars’ Blasts of Radiation Influence Their Environments

In a nearby stellar nursery called the Orion Nebula, young, massive stars are blasting far-ultraviolet light at the cloud of dust and gas from which they were born. This intense…

Peering into a Galaxy’s Dusty Core to Study an Active Supermassive Black Hole

What, precisely, is happening at its core to cause all this activity? Upcoming observations led by Nora Lützgendorf and Macarena García Marín of the European Space Agency using NASA’s James…

A new galaxy distance record by the Hubble Space Telescope

Hubble sees farther back in time than ever before Above: This image of the Hubble Ultra-Deep Field is a small part of the deepest infrared image ever taken of the…