TWINSTAR uses a JWST-derived bus.
TWINSTAR uses Roman and JWST-class detectors in its spectrometer suite, keeping the instrument Technology Readiness Level at 7–8.
The Canadian Space Agency contributed JWST’s Fine-Guidance Sensor and Near-Infrared Imager and Slitless Spectrograph through Honeywell in exchange for observing time.
JWST’s Mid-Infrared Instrument is used to record the chemical fingerprint of cosmic environments, including gas motion, density, and temperature.
Canada has two main JWST teams supported by the Canadian Space Agency, one focused on FGS/NIRISS and one focused on general science.
Canada’s JWST FGS/NIRISS team includes René Doyon, Begoña Vila, Chris Willott, and Neil Rowlands.
Jan Cami was accepted for two additional JWST Cycle 5 observation sets.
JWST observations of K2-18b have indicated methane and carbon dioxide in its atmosphere.
The proposed NASA budget includes $213 million to support JWST and Hubble.
The HR 8799 planets are about 10,000 times fainter than their host star in the JWST observations.
The James Webb Space Telescope (JWST) spectral data were used to identify hydrogen sulfide in the atmospheres of the HR 8799 planets.
JWST has identified a new class of sources dubbed little red dots, which are compact, dustless objects that emit little or no X-ray radiation.
Jean-Baptiste Ruffio, a research scientist at UC San Diego, developed new data analysis techniques to extract the weak planetary signals from JWST data.
Jerry Xuan, a 51 Pegasi b Fellow and UCLA postdoctoral researcher, created detailed atmospheric models to compare with the JWST spectra of the HR 8799 planets.
JWST General Observer program 5073, led by Dr Henrik Melin of Northumbria University, used Webb's Integral Field Unit to monitor Uranus for about 15 hours on 19 January 2025.
Durham University’s Centre for Extragalactic Astronomy contributed to the development of JWST’s MIRI, which was designed and managed through launch by NASA’s Jet Propulsion Laboratory.
The research was conducted using NASA's James Webb Space Telescope (JWST).
The 247th AAS meeting is the final major community briefing before significant 2026 milestones, including the wrap-up of JWST Cycle 4 and final pre-launch testing phases for the Roman Space Telescope.
In August 2025, JWST observations produced the most convincing evidence to date for a planet orbiting Alpha Centauri A with a mass similar to Saturn.
The team used JWST's Near-Infrared Spectrograph to monitor the brightness of the TOI-561 system as TOI-561 b moved behind its star.