astro-nest 1.0.6.dev7

A python package that provides neural networks to estimate ages of stars.

A python package that provides Neural Networks to estimate ages of stars.

Based on Boin et al. 2026.

If you use NEST for your research, please acknowledge this by citing

@article{ Boin26,
    author = {{Boin, T.} and {Casamiquela, L.} and {Haywood, M.} and {Di Matteo, P.} and {Lebreton, Y.} and {Uddin, M.} and {Reese, D. R.}},
    title = {Stellar age determination using deep neural networks - Isochrone ages for 1.3 million stars, based on BaSTI, MIST, PARSEC, Dartmouth, and SYCLIST evolutionary grids},
    DOI= "10.1051/0004-6361/202558436",
    url= "https://doi.org/10.1051/0004-6361/202558436",
    journal = {A\&A},
    year = 2026,
    volume = 708,
    pages = "A215",
}

Dependencies:

• numpy
• scikit (optional but recommended for speed)
• tqdm (optional)
• matplotlib (optional)

The documentation website guides you through the package usage.

A Web interface of the project is available to quickly test the Neural Networks: