lakewood001.
Actually as for Chazal here’s one example.
The Gemara in Rosh Hashona (Chuf Hey) relates that Rabban Gamliel had a tradition regarding the time between one new moon to another, the Gemara details this time difference.
NASA has come up with a computerized model to figure out the time difference.
Guess what?
It’s virtually the same.
For further info check out Dictionary of Astronomy from Oxford Press 1997.