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Astronomy

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Whoever knew the job could be this complex—and exasperating?
This August 21 (eve of the month of Elul on the Jewish calendar), daylight will suddenly become twilight. Birds will cease their chatter. Temperatures will plummet. Massive streamers of light will streak through the sky around the silhouette of the moon. ...
Calculating the Lunar Cycle
Astrophysicist, Dr. Jeremy Schnittman, discusses how studying astronomy can be a spiritual experience and explains the astoundingly accurate calculations that the Sages used for determining the appearance of the new moon.
The lunar calendar and the Talmud
Expert on Medieval Hebrew manuscripts, Dr. Israel Sandman examines an obscure and cryptic passage of Talmud in light of a manuscript of 'Yesod Olam' by thirteenth century Jewish scholar and astronomer Isaac Israeli.
It’s a phenomenon predicted by Albert Einstein nearly a century ago, but never directly observed until now . . .
An Interview with Dr. Tzevi Mazeh
Renowned astronomer and astrophysicist, Professor Tzevi Mazeh, is interviewed at the Oxford Chabad Society by its co-director, Freidy Brackman.
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