transit-photometry

Hybrid CNN-Transformer model for automated exoplanet transit detection on NASA Kepler light curves. Features dual scale CNN branches, Transformer based sequence modelling, Grad CAM + SHAP + attention explainability, and Monte Carlo Dropout uncertainty quantification. 5 fold cross validated with baseline comparisons.

ARCHIVED — Merged into sovereign-arcade/games/exoplanet-miner/. See github.com/VrtxOmega/sovereign-arcade

Deep learning system for detecting exoplanets in Kepler light curves using a 1D CNN with real-time Streamlit deployment.

Detect exoplanets from simulated light curve data using transit photometry algorithms

Research-style exoplanet transit photometry lab with MAST light curves, synthetic noise controls, and interactive visual analysis.

Interactive site documenting my TIFR NIUS 2025 astrophysics research — CCD image calibration pipeline (bias frames, aperture photometry, image subtraction) and exoplanet transit detection using TESS light-curve data, PLD systematics correction, and Box Least Squares period finding.

LTT 9779 b: reproducible TESS transit analysis of a rare ultra-hot Neptune surviving in the Neptune desert.

An end-to-end AI-driven pipeline for automated exoplanet detection, using a hybrid framework of 1D CNNs and Box Least Squares (BLS) to filter, classify, and physically model transit signals from noisy, crowded-field TESS light curves.

A MATLAB system implementing signal conditioning and periodic correlation to detect exoplanetary transits in curve light signals.

WASP-18 b: TESS transit fitting and four-reduction JWST/NIRISS emission-spectrum analysis of a massive ultra-hot Jupiter.

Kepler-51 b: a reproducible TESS stress test of a super-puff planet, preserving the scientifically important unsupported-transit result.

Report on GJ 1214 b: a JWST MIRI phase-curve spectrum inverted to per-bin brightness temperature, with propagated uncertainties, compared against Kempton et al. (2023)'s own published values.

Report on HAT-P-11b: real CARMENES helium 10830 A transit spectroscopy, with our own band-averaged statistic reported alongside the published Allart et al. (2018) measurement.

GJ 9827 d: reproducible TESS transit analysis of a nearby dense super-Earth near the rocky-to-volatile-rich planet boundary.

HD 149026 b: TESS transit fitting plus a source-graded review of the JWST CO2 and H2O spectrum of a dense, metal-rich hot Saturn.

Report on WASP-121 b: a JWST phase-resolved emission spectrum, with each brightness-temperature point's own posterior uncertainty propagated into the day-night contrast.

HD 106315 b: multi-sector TESS transit analysis of a warm super-Earth, including an explicit mixed-support result across sectors.

Report on K2-18 b: system parameters and a combined JWST NIRISS+NIRSpec+MIRI spectrum, running a simple band-vs-continuum test on the disputed CO2 claim.

Report on TRAPPIST-1 e: a flat-line test on its decontaminated JWST NIRSpec/PRISM transmission spectrum, reported alongside Espinoza et al. (2025)'s own atmosphere constraints.

TOI-270 d: a reproducible TESS transit and timing study of a temperate sub-Neptune in a compact multiplanet M-dwarf system.