Sketches

On this page are some cartoony illustrations I have made for explaining the transit method, transmission spectroscopy and the process of atmospheric retrieval.

Feel free to use these if you wish to (kindly cite this webpage and me if you do so).

These Exoplanet Sketches by Agnibha Banerjee are licensed under a Creative Commons Attribution 4.0 International License.

L 98-59 d Banner Image for Conversation

Read the article here: Conversation Article

Transit Method

Transit Lightcurve

A transit lightcurve.

Transit Lightcurve in Different Wavelengths

A transit lightcurve split into different wavelengths.

Transmission and Emission Geometry

Transmission and Emission Geometry with parts of planet probed highlighted.

Transmission Spectroscopy

Transmission Spectrum

A transmission spectrum with some rough features marked.

Effect of Gas Abundances

Effect of gas abundances on a transmission spectrum (trace gases).

Effect of Temperature

Effect of temperature on a transmission spectrum.

Effect of Atmospheric Mean Molecular Weight

Effect of atmospheric mean molecular weight on a transmission spectrum.

Transmission Spectroscopy Geometry

An illustration of the transmission spectroscopy geometry with JWST (Made using Canva).

Atmospheric Retrieval

Only Data

First Model

Second Model

Third Model - Fits

Corner Plot