12.425
Lecture 18
Tuesday December 11, 2007
The focus of this lecture is to review emission and absorption spectra by looking at the
theoretical projection of the Earths spectra and how it changed over time. The central concept of
this class is to determi
12.425
Lecture 17
Tuesday December 4, 2007
The focus of this lecture is to discuss the requirements for life, Earth as an exoplanet, and
the search for extra terrestrial intelligence.
The first in-class exercise asks students to think about the factors th
12.425
Lecture 16
Thursday November 29, 2007
The focus of this lecture is to discuss microlensing and astrometry as planet discovery
techniques. Students will be introduced to the techniques of each detection method and the
characterizations about planets
12.425
Lecture 15
Tuesday November 20, 2007
The focus of this lecture is to discuss the origin of absorption and emission lines in the
exoplanetary spectra and what they represent mathematically. Students will become familiar with
Kirchhoffs Law, a second
12.425
Lecture 14
Thursday November 15, 2007
The focus of this lecture is to discuss solar system planetary spectra. Students will
become familiar with the equation of radiative transfer and one solution to that equation. They
will also estimate transmiss
12.425
Lecture 12
Tuesday November 1, 2007
The focus of this lecture is to discuss direct imaging of extrasolar planets. Students will
become familiar with direct-imaging planet candidates, understand what is being measured when
imaging the objects, and r
12.425
Lecture 11
Tuesday October 30, 2007
The focus of this lecture is to discuss energy balance in terms of the flux from the host
star and the energy absorbed by a planet, while considering atmospheric circulation. Students
will derive the formula for
12.425
Lecture 10
Thursday October 25, 2007
The focus of this lecture is to study and discuss exoplanet secondary eclipse light curves,
review blackbody radiation, and determine how stars and planets temperatures can be defined
by the black body radiation
12.425
Lecture 9
Thursday October 18, 2007
The focus of this lecture is to review the concepts related to planet interior compositions,
discuss the ambiguities associated with predicting planetary and exo-planetary internal structure.
A second goal is to
Extrasolar Planets:
Tuesday, October 15, 2007
12.425 Class Summary
Lecture 8
The focus of this class is to discuss equations of state, phase diagrams, methods for
measuring equations of state and the analytical forms of those equations.
The first exercise
Extrasolar Planets:
Thursday, October 11, 2007
12.425 Class Summary
Lecture 7
The focus of this class is to discuss the basic composition and structure of planets, how
they are compressed based the relation between pressure and gravity, how to calculate t
Extrasolar Planets:
Tuesday, October 2, 2007
12.425 Class Summary
Lecture 6
The focus of this class is to discuss solar system planet densities, review transit light
curves and radial velocity curves, and then calculate exoplanet densities and surface gra
Extrasolar Planets:
Thursday, September 27, 2007
12.425 Class Summary
Lecture 5
The focus of this class was to continue the previous lecture discussion on radial
velocities. The lecture introduced students to radial velocity curves, specifically how to re