We follow our tour of our Solar System with an in-depth comparison of
the Terrestrial Planets. In particular, we want to contrast and compare
their geological and atmospheric histories. This will inform our
inquiry into whether or not we expect to find life on these worlds.
Recorded live on 2009 Oct 27 in Room 1005 Smith Laboratory on the
Columbus campus ... Show More
Oct 2009
Lecture 22: The Family of the Sun
This first lecture of Unit 4 - Life in the Solar System - is a quick
tour of our Solar System reviewing the planets, dwarf planets, moons,
and small bodies that make up our celestial home. This lecture will
introduce many of the places we will be considering in detail over the
ne ... Show More
46m 22s
Mar 2022
Comment calculer l'âge d'une étoile ?
La durée de vie d'une étoile peut nous renseigner sur sa composition et sur l'existence éventuelle de la vie dans le cosmos. mais, en dehors du Soleil, il est assez difficile de déterminer l'âge d'une étoile.
L'importance de la masse
En évaluant, grâce à la radioactivité, l'âge d ... Show More
1m 58s