JWST and its Instruments - Cycle 3
Dated material
You are viewing content from a previous JWST Call for Proposals (CfP). For information pertaining to the current observing cycle and future CfPs, please see JWST Opportunities and Policies.
Links to find out more about JWST's science instruments and how they compare with HST's science instruments.
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Observing modes with JWST
JWST is equipped with four science instruments sensitive over a wide wavelength range from the optical to the mid-infrared (0.6 - 28.3 micron). Use the graphic to explore the observing modes and identify those most suitable for your science observations; learn about the imaging and spectroscopic capabilities offered; or navigate directly to the science instrument webpages highlighted below.
JWST science instruments
Mid-Infrared Instrument (MIRI)
Near-Infrared Imager and Slitless Spectrograph (NIRISS)
Near-Infrared Spectrograph (NIRSpec)
Comparison of JWST and HST instruments and modes
See Guidelines for Proposals where JWST and HST Overlap in Capabilities at JDox.
Next: Proposal Types, Sizes and Science Areas - Cycle 3