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Voyages
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What is SDSS Voyages?
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Locating Objects
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RA and Dec
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Launch into the SDSS
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My Special Place in the SDSS DatabaseÂ
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Expanding Universe
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Discovering constellations using SDSS BOSS/eBOSS plates
Discovering constellations using SDSS APOGEE plates
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Preflight
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Locating Objects
Asteroids
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Capturing & Recording Light
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Launch into the SDSS
My Special Place in the SDSS DatabaseÂ
What is the SkyServer?
Scavenger Hunt
Colors of Objects
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The Explore Tool
Types of Objects (Part 1)
Types of Objects (Part 2)
The Scavenger Hunt
Old Time Astronomy
Astronomy Drawing
Hello from the Netherlands!
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Get Your Object
Object #1
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Object #6
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Object #12
Compare Your Drawings
Guess the Place!
Conclusion
Solar System
Asteroids
Moving Objects
How to Find Asteroids (Part 1)
How to Find Asteroids (Part 2)
Find those asteroids
Asteroid Hunt!
Milky Way
Constellations in SDSS data
Match Constellations with SDSS Imaging
Discover new constellations in SDSS images
Stellar Spectra
Searching SAS RA and Dec
From Constellation Notebook to SAS Spectra List
Star Color
Types of Stars
Spectra of Stars
Exploring Spectra
Absorption and Emission Lines (Part 1)
Absorption and Emission Lines (Part 2)
Classifying by Line Strength
Classifying by Temperature
Temperature and Line Strength
Understanding Stars
Research Challenges
Universe
Redshift
Color Magnitude Diagram
Gravitational Lensing
Expeditions
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Expedition to the Solar System
Mapping the Solar System
Solar System: Coordinates
Solar System: Earth Coordinates
Maps and Globes
Solar System: Sky Coordinates
Solar System: RA and Dec
Mapping the Solar System
Planets
The Planets on September 22nd, 2006
Solar System: Asteroids
Graphing Your Data to Make a Map
The Shape of the Solar System
Earth, Sun, and Seasons
The Sun's Perspective
The Seasons
Conclusion
Expedition to the Milky Way
Star Colors
Star Clusters
HR Diagrams
SQL for CMDs
TOPCAT for CMDs
Distance Modulus
Isochrone Fitting
Spectral Types
Classifying Stars
Energy Levels of Electrons
Absorption and Emission Lines
Identifying the Spectral Types of Stars
Other Spectral Types
Follow Up Projects
Expedition to Galaxies
Galaxy Color
Galaxy Color – Design and Conduct Your Own Investigation
Sky Surveys
The Palomar Sky Survey
Finding Supernovae 1
Finding Supernovae 2
Other Parts of the Electromagnetic Spectrum
2MASS and SDSS Images
The X-ray Sky
Conclusion
Galaxy Properties
Classifying Galaxies
The Hubble Tuning Fork
Characteristics of Galaxies
Galaxy Clusters
Separating Elliptical and Spiral Galaxies
Galaxy Spectra
Galaxy Collisions
Conclusion
Expedition to the Universe
Expanding Universe
Beyond the Milky Way
Distances to Galaxies
Abell Cluster Images
Constellation Notebook
Constellations Notebook Help
From Constellation Notebook to SAS Spectra List
Redshift/Magnitude Relationship
The Universe: Your Cosmic Address
The Universe: How Big Is It?
The Expanding Universe
How Do We Know
Distances
Magnitudes and Distances
Redshifts
Making the Diagram
The Hubble Diagram and the Expanding Universe
The Big Bang
The Hubble Diagram with More Galaxies
Research Challenges
Hubble Diagram
A Simple Diagram
Estimating Distances to Galaxies
Redshifts
The Hubble Diagram
Quasars
Early Radio Astronomy
VLA FIRST Radio Survey
Strange Objects in the Sky
SDSS Quasars
What are Quasars?
The Power Source of Quasars
Research Using Quasar Data
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Galaxy Shapes
Introducing Edwin Hubble Galaxy Classification
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Advanced Options – Bounding Boxes
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Fields
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Flags – Deblending and Children
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SAS Interactive Spectrum Tool
Searching SAS RA and Dec
Graphing and Analyzing Data
Enter Data
Open a CSV file
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Select Data to Graph
Create a Graph
Change the Scale of a Graph
Fit a Curve to Data
Copy SDSS Object IDs
SkyServer
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Basic Projects
Galaxies
Classifying Galaxies
Spiral Galaxies
Elliptical Galaxies
Lenticular Galaxies
Irregular Galaxies
The Hubble Tuning Fork
Galaxy Clusters
Galaxy Collisions
Other Ways to Classify Galaxies
Conclusion
Constellations
A Simple Made-Up Constellation
Compare Shapes
Orion
Stars in Orion
Other Shapes in Orion
Other Constellations
Constellations in SkyServer
A SkyServer Example
Advanced Projects
Color
Colors of Stars in the SDSS
The Definition of Color in Astronomy
What is Color?
Light from Stars
Color and Temperature
Observed Spectra
Color-Color Diagrams
Are Stars Thermal Sources?
Conclusion
The Hertzsprung-Russell Diagram
Making an H-R Diagram
A Simple H-R Diagram
A More Complete H-R Diagram
An H-R Diagram for the Nearest Stars
Extending the H-R Diagram to More Stars
Hipparcos Satellite Data
Calculating Distances from Parallax Angles
H-R Diagram of a Globular Cluster
Searching for Data
Conclusion
SkyServer Research Challenges
Galaxy Color
Classifying Small Galaxies
Quasar Spectra
Map the Universe
HII Regions
Characteristics
Writing a Query
Identifying HII Regions
Extras
Using the Radial Search Tool
Using the SQL Search Tool
Example 1
Did You Know? Light from Stars
Did You Know? SDSS Filters
Example 2
Did You Know? History of the Magnitude Scale
Did You Know? Temperature and Peak Wavelength
Try This! The Definition of Color in Astronomy
Try This! The Visible Spectrum
Scavenger Hunt List
Spectra of Seven Stars
Calculating the Radius of a Star
Getting Started with Navigate
Videos
Wide Field Constellation Collection
Overview
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List of objects
Teacher Guides: Basic
Teacher Guides: Advanced
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Teacher Guides: For Kids
Asteroids Teacher Notes
Scavenger Hunt Teacher Notes
Old Time Astronomy Teacher Notes
Types of Stars Teacher Notes
Galaxies Teacher Notes
Color Teacher Notes
Guide to Specific Sections
Correlations
HII Regions Teacher Notes
Overview
Background
Lesson Plan
Assessment
Standards
Overview
Background
Lesson Plan
Teaching Tips
Assessment
Standards
SDSS Scavenger Hunt Teacher Notes
Teacher's Guide to Specific Sections
Correlations
Teacher's Guide to Specific Sections
Standards
Teacher's Guide to Specific Sections
Standards
Teacher's Guide to Specific Sections
Correlations
Teacher's Guide to Specific Sections
Correlations
Teacher's Guide to Specific Sections
Correlations
Teacher's Guide to Specific Sections
Correlations
Teacher's Guide to Specific Sections
Correlations
Teacher's Guide to Specific Sections
Correlations
Spectral Types Teacher Notes
Sky Surveys Teacher Notes
Galaxy Properties Teacher Notes
Hubble Diagram Teacher Notes
Quasars Teacher Notes
The Universe Teacher Notes
H-R Diagram Teacher Notes
Home
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Old Time Astronomy
Get Your Object
Object #12
Object #12
Draw the object below. Show as much detail as you can.
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