Introduction to the Solar System: Crash Course Astronomy #9

In today’s Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a giant ball of gas to the system of planets and other celestial objects we have today.

This episode is sponsored by Squarespace:

Crash Course is on Patreon! You can support us directly by signing up at

Makeup of a Solar System 2:38
From Gas to a Disc 5:36
Planet Formation Depends on Distance to Sun 7:14
Motion of a System 8:21

PBS Digital Studios:

Follow Phil on Twitter:

Want to find Crash Course elsewhere on the internet?
Facebook –
Twitter –
Tumblr –
Support CrashCourse on Patreon at

PHOTO/VIDEO CREDITS
Sun: [credit: NASA/ESA]
Jupiter: [credit: NASA/ESA]
Geocentric celestial spheres; Peter Apian’s Cosmographia (Antwerp, 1539):
Ganymede:
Mercury: [credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington]
Understanding Solar System Dynamics: Orbits and Kepler’s Laws (2008):
Mercury:
Venus:
Earth:
Mars:
Jupiter:
Saturn: [credit: Photo by NASA/JPL/Space Science Institute/Gordan Ugarkovic]
Uranus:
Neptune:
[credit: JHUAPL/SwRI/Dan Durda]
Bennu’s Journey:

Artist’s impression of a protoplanetary disk:
Rocky Ring of Debris Around Vega: [image credit: NASA/JPL-Caltech]
Proplyds in the Orion Nebula:

source

Tesla Solar Roof 6 month update. Does rain clean it? Is it worth it?

0
It's been 6 months of power generation since my Tesla Solar Roof (version 3) has...

How To Install ATUM Solar Roof? | V6 Telugu News

0
India's first integrated roof A breakthrough in the field of #sustainableenergy, #ATUM is an Integrated...

The future of solar power

0
As the world's largest solar-thermal plant opens in the Mojave desert, our correspondent explains that...

Nevada court rejects rooftop solar rates ballot measure Eds

0
The Nevada Supreme Court has decided not to allow a measure about rooftop solar electricity...

Utah Clean Energy: Rooftop Solar Settlement

0
Explainer by clean air group of the new agreement over the future of small residential...

It's Elon Musk vs. Warren Buffett in the Fight for the Future of Solar

0
Jan. 28 -- SolarCity, America’s largest manufacturer and leaser of solar panels, was welcomed into...

FLORIDA SOLAR POWER 🌴🌞 🔋 ⚡ (310watt 23 panel / 7.13KW SOLAR SYSTEM ⚡🔌 BABCOCK RANCH FLORIDA )

0
FLORIDA SOLAR 🌞 (310watt 23 panel / 7.13KW SOLAR SYSTEM ⚡🔌 BABCOCK RANCH FLORIDA )...

How to: Simple Solar Panel System (Boat, RV, etc.) (Ep. 18)

0
A few viewers have asked about my two solar panels in the cockpit of my...

Solar Roof Tiles – What Are The Pros and Cons?

0
In this deeper dive into solar roof tiles, I will discuss my opinion of the...

Penetrations don't have to be the enemy of flat-roof solar

0
Holes in commercial roofs don’t have to be scary. With a little roofing 101 and...

FLORIDA SOLAR POWER 🌞⚡🔌 ( 36 panel / 320watt 11.50KW Solar Panel System ) Fort Myers USA

0
FLORIDA SOLAR POWER 🌞⚡🔌 ( 36 panel / 320watt 11.50KW Solar Panel System ) Fort...

Sense Solar Energy Monitor – App Walkthrough and Demo

0
Interested in real-time remote monitoring of your solar production and energy consumption? This video reviews...

Solar Power Jobs | Solar Power Careers | San Diego | California

0
If your looking for solar power opportunities in San Diego and think that a...
Advertisment

Latest posts

How To Clean Solar Panels The Easy Way | Do Solar Panels Need To Be Cleaned

Welcome to our YouTube channel We are a professional company specializing in solar panel cleaning for residential and commercial businesses . We also provide...

DIY Solar Suitcase 350 watt HQST solar panels RV solar off grid

Thumbs up if you like the video👍🏼 DIY on building a portable solar suitcase for RV. Using two 175 watt HQST solar panels joined to...

The Hidden Costs of Solar Power No One Talks About

When people ask about solar power, they usually just want to talk about how much the need for panels, amd how much does it...

3.2 KW Solar system complete installation guide | Aerox 3.2 KW inverter | system cost

3.2 KW Solar system complete installation guide | Aerox 3.2 KW inverter | system cost In this video I practically explain how to install...

How to Install Solar & Electrical in a DIY Camper (A Complete Walkthrough)

This video will teach you how to Install Solar & Electrical in a DIY camper. This is a complete, start-to-finish installation covering the...

Want to stay up to date with the latest news?

We would love to hear from you! Please fill in your details and we will stay in touch. It's that simple!