http://lavozdecarlsagan.blogspot.com/

Episodio 4: Cielo e infierno

Contenido:

El evento de Tunguska, la composición y el origen de los cometas.
Asteroides y cráteres de impacto.
El planeta Venus en la ficción y en la realidad.
Venus como ejemplo de efecto invernadero.

Fuente:
http://es.wikipedia.org/wiki/Cosmos:_Un_viaje_personal

Episode 4: Heaven and

Contents:

1. Opening
2. Heaven and
3. Tunguska Event
The Tunguska event
4. Comets
The composition and origin of comets
5. Collisions with Earth
Asteroids and impact craters
Lunar impact seen by Canterbury monks in 1178 (Giordano Bruno (crater))
6. Planetary Evolution
7. Venus
The controversial theories of Immanuel Velikovsky
The planet Venus in fiction and fact
8. Descent to Venus
Venera landers
9. Change
Human impact on the global environment
10. Deaths of Worlds
Venus as an example of the greenhouse effect
11. Conclusion
12. Cosmos Update 10 years later
The ish conditions of Venus are a reminder of increasing greenhouse

effect.
Source: http://en.wikipedia.org/wiki/Cosmos:_A_Personal_Voyage

Duration : 0:10:2

[youtube HupkOQcky20]

http://lavozdecarlsagan.blogspot.com/

Episodio 5: Blues para un planeta Rojo

Contenido:

H. G. Wells y La guerra de los mundos.
La visión erronea de Percival Lowell sobre los canales de Marte.
Robert Goddard y los primeros cohetes.
Las Viking y la búsqueda de vida en Marte.

Fuente:
http://es.wikipedia.org/wiki/Cosmos:_Un_viaje_personal

Episode 5: Blues for a Red Planet

Contents:

1. Opening
2. Martians
H. G. Wells and The War of the Worlds
3. Lowell
Percival Lowell’s false vision of canals on Mars
4. Edgar Rice Burroughs
Barsoom (The Martians’ name of Mars in Edgar Rice Burroughs’ science

fiction books)
5. Goddard
Robert Goddard and early rocket-building
6. Inhabited Planets
Remote Sensing
7. Mars
Mars probes
8. Viking Landers
The Viking probes and their search for life on Mars
9. Life on Mars?
The work of Sagan’s friend, Wolf V. Vishniac
10. Mars Rover
Rensselaer Polytechnic Institute’s suggestion
11. Terraforming Mars
The possibility of terraforming and colonizing Mars
12. Cosmos Update 10 years later
Mars is relevant to the global environment of the Earth.
Humans on Mars.
Source: http://en.wikipedia.org/wiki/Cosmos:_A_Personal_Voyage

Duration : 0:10:1

[youtube rrtUrC3f1XY]

http://lavozdecarlsagan.blogspot.com/

Episodio 4: Cielo e infierno

Contenido:

El evento de Tunguska, la composición y el origen de los cometas.
Asteroides y cráteres de impacto.
El planeta Venus en la ficción y en la realidad.
Venus como ejemplo de efecto invernadero.

Fuente:
http://es.wikipedia.org/wiki/Cosmos:_Un_viaje_personal

Episode 4: Heaven and

Contents:

1. Opening
2. Heaven and
3. Tunguska Event
The Tunguska event
4. Comets
The composition and origin of comets
5. Collisions with Earth
Asteroids and impact craters
Lunar impact seen by Canterbury monks in 1178 (Giordano Bruno (crater))
6. Planetary Evolution
7. Venus
The controversial theories of Immanuel Velikovsky
The planet Venus in fiction and fact
8. Descent to Venus
Venera landers
9. Change
Human impact on the global environment
10. Deaths of Worlds
Venus as an example of the greenhouse effect
11. Conclusion
12. Cosmos Update 10 years later
The ish conditions of Venus are a reminder of increasing greenhouse

effect.
Source: http://en.wikipedia.org/wiki/Cosmos:_A_Personal_Voyage

Duration : 0:10:1

[youtube q6AgvY_UYhQ]