MIRI Instrument
JWST Delivers A Fantastic New Image Of Supernova Remnant Cassiopeia A
Astronomy is all about light. Sensing the tiniest amounts of it, filtering it, splitting it into its component wavelengths, and…
JWST Sees Four Exoplanets in a Single System
When the JWST activated its penetrating infrared eyes in July 2022, it faced a massive wish-list of targets compiled by…
After DART Smashed Into Dimorphos, What Happened to the Larger Asteroid Didymos?
NASA's DART mission (Double Asteroid Redirection Test) slammed into asteroid Dimorphos in September 2022, changing its orbital period. Ground and…
An Exoplanet so Hot it has Clouds Made of Quartz
A recent study published in The Astrophysical Journal Letters used data obtained by the James Webb Space Telescope’s (JWST) Mid-Infrared…
JWST Glimpses the Cosmic Dawn of the Universe
Thanks to the JWST, galaxies that existed during the Cosmic Dawn have been observed for the first time!
The Suspense is Killing Us. The Next Planet in the TRAPPIST System Gets the JWST Treatment
The TRAPPIST-1 system is easily the most exciting collection of exoplanets ever discovered by astronomers. The system contains seven rocky…
JWST’s MIRI Instrument is Having Problems Again
Last week, NASA shared a blog post saying they detected a sensor glitch associated with the James Webb Space Telescope’s…
Galaxies Aren’t Just Stars. They’re Intricate Networks of Gas and Dust
Astronomers have studied the star formation process for decades. As we get more and more capable telescopes, the intricate details…
JWST Unexpectedly Finds a Small Asteroid During ‘Failed’ Observations
While astronomers and engineers were trying to calibrate one of the James Webb Space Telescope’s instruments last summer, they serendipitously…
Woohoo! JWST's Mid-Infrared Instrument is Fully Operational Again
Engineers with the James Webb Space Telescope have figured out a way to work around a friction issue that arose…