AstronomyCast 231: Galileo Galilei

Astronomy Cast Ep. 789: What Happens When a Planet's Star Dies By Fraser Cain & Dr. Pamela Gay Streamed live on Mar 30, 2026. A star like the Sun only lasts about 10 billion years and it becomes a red giant and finally a white dwarf. This is catastrophic for some of the planets, ... Show More

Astronomy Cast Ep. 788: Life's Molecules Form in Space By Fraser Cain & Dr. Pamela Gay Streamed live on Mar 23, 2026. The theory of evolution how life takes on its wildly different forms. But how did life get started in the first place? It appears the Universe has been making lif ... Show More

Astronomy Cast Ep. 787: Evolved Stars (They're not dead yet!) By Fraser Cain & Dr. Pamela Gay Streamed live on Mar 16, 2026. Main sequence stars spend most of their time being… normal. Fusing hydrogen into helium in their cores. Producing radiation. But as their stockpiles of hyd ... Show More

Galileo famously insisted in the early 17th Century that the Earth goes round the Sun and not vice versa – an idea that got him into deep trouble with the Catholic Church. In 1633 Galileo was put on trial for heresy by the Inquisition, and was threatened with imprisonment, or wor ... Show More

Gracias al invento del telescopio, Galileo Galilei hizo en 1610 una serie de observaciones astronómicas que cambiaron la concepción del universo y pusieron en cuestión los dogmas de la Iglesia católica. 

<p>The DJ and broadcaster Bobby Friction champions the Italian physicist and astronomer Galileo Galilei. He is the first Great Lives guest to have named a child after his nominated hero.</p><p>Galileo was born on 25th February 1564, in Pisa. He was a best-selling author - the Ste ... Show More

Galileo Galilei is known as the father of modern science and the man whose work proved that the Earth orbits the sun. His scientific discoveries were in opposition of what the Catholic Church taught. But did you know that while he was a math professor at the University of Pisa, G ... Show More

<p>On entend souvent dire que Galilée, né à Pise en 1564, a découvert que la Terre tournait autour du Soleil. En fait, il fut un fervent défenseur de cette thèse, appelée "héliocentrisme", au point d'avoir subi les foudres de l'Église catholique, qui lui a intenté un célèbre proc ... Show More