Astronomy Image Explorer

Detection significances of CH4, CO2, and DMS fr...

Detection significances of CH4, CO2, and DMS from POSEIDON retrievals of K2-18 b’s JWST ...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Sensitivity of K2-18 b’s atmospheric compositio...

Sensitivity of K2-18 b’s atmospheric composition to different data treatments and retrie...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Comparison between our transmission spectra and...

Comparison between our transmission spectra and the reduction from N. Madhusudhan et al....

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Four independently reduced JWST transmission sp...

Four independently reduced JWST transmission spectra of K2-18 b. NIRISS SOSS and NIRSpec...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

JWST NIRISS SOSS data and white light-curve fit...

JWST NIRISS SOSS data and white light-curve fit for K2-18 b from the FIREFLy reduction. ...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

JWST NIRSpec G395H data and white light-curve f...

JWST NIRSpec G395H data and white light-curve fit for K2-18 b from the FIREFLy reduction...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Self-consistent mini-Neptune models of K2-18 b’...

Self-consistent mini-Neptune models of K2-18 b’s atmosphere. Upper panel: 100× solar met...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Extrapolated best-fit models compared to additi...

Extrapolated best-fit models compared to additional JWST transmission spectra of K2-18 b...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Atmospheric composition over time for a hycean ...

Atmospheric composition over time for a hycean scenario for K2-18 b. Upper panel: the st...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Reproduction of the results from N. Madhusudhan...

Reproduction of the results from N. Madhusudhan et al. (2023) using their full-resolutio...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Potential interior compositions for K2-18 b giv...

Potential interior compositions for K2-18 b given our retrieval analysis. The green shad...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Grid of histograms showing the posteriors for C...

Grid of histograms showing the posteriors for CH4, CO2, and DMS for each of our retrieva...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Influence of stellar contamination on K2-18 b r...

Influence of stellar contamination on K2-18 b retrievals. Top: two POSEIDON retrieval mo...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

The equilibrium abundances of H2O and CH4 as a ...

The equilibrium abundances of H2O and CH4 as a function of C/O ratio. The shaded regions...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Self-consistent mini-Neptune models for K2-18 b...

Self-consistent mini-Neptune models for K2-18 b with an oxygen-depleted atmosphere. The ...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Corner plots corresponding to Figure 15, showin...

Corner plots corresponding to Figure 15, showing correlations between key atmospheric pa...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

FIREFLy Spectroscopic light-curve fits for NRS1.

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

FIREFLy Spectroscopic light-curve fits for NRS2.

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

FIREFLy Spectroscopic light-curve residuals for...

FIREFLy Spectroscopic light-curve residuals for NRS1.

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

FIREFLy Spectroscopic light-curve residuals for...

FIREFLy Spectroscopic light-curve residuals for NRS2.

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

Significance of the discrepancy in transit dept...

Significance of the discrepancy in transit depths between the FIREFLy reduction and the ...

Stephen P. Schmidt et al, The Astronomical Journal 170 6

Image Details View Article

A 3D rendering showing the surface of the BD in...

A 3D rendering showing the surface of the BD in R1 when it is 2 weeks old. The color sca...

Adnan Ali Ahmad et al, The Astrophysical Journal Letters 991 2

Image Details View Article

Circumstellar disk formed in run R2, visualized...

Circumstellar disk formed in run R2, visualized at our final simulation snapshot. Left: ...

Adnan Ali Ahmad et al, The Astrophysical Journal Letters 991 2

Image Details View Article

Mass (a), radius (b), and specific angular mome...

Mass (a), radius (b), and specific angular momentum of the BD in each of our runs, displ...

Adnan Ali Ahmad et al, The Astrophysical Journal Letters 991 2

Image Details View Article

Evolution of the density (first row, (a)–(e)), ...

Evolution of the density (first row, (a)–(e)), temperature (second row, (f)–(j)), and sp...

Adnan Ali Ahmad et al, The Astrophysical Journal Letters 991 2

Image Details View Article

Take the AstroExplorer for a spin!