The Universe and Its Constellations. Use the cursor to rotate and the mouse wheel to zoom in/out.
SVG...Stars - Begin Your Star Drawing
Constellation Stars Database Table:
Publish This Star Drawing
Copy (Ctrl-C) the following as your web page or iframe source:
Preview & Select Icon
Begin Your Star Drawing
Exoplanet(s) Host Star - The drop-down menu lists stars that currently have confirmed exoplanets. These host stars and exoplanets data are contained in PHL's Exoplanets Catalog.
- This automatically zooms into the center of constellation that contains the host star. Then zoom/rotate the universe
so the host star is centered at the cross hairs, and it's 'BOX' fills your screen.
Preset R.A. & Dec point
This feature provides the ability to place circles, icons, symbols, ellipses and polygons at a specific point. It also can show the
starting point for a path.
Select the checkbox and insert the desired R.A. and Dec point values. Click the 'Set' button to
highlight the point on the drawing.
To place a circle, icon, symbol, ellipse, or polygon at the set point, click on the drawing and it will appear at the desired point.
Measure Distance and Location
This will display an arrow line, showing its distance and start/end point coordinates.
Select the checkbox, then click on the drawing to set the start of the measurement line.
Move the cursor to the desired location. Then click to drawing to reset the start point.
Typically these symbols represent Photometric measurements.
In astronomy, a photometric system is a set of well-defined passbands (or filters), with a known sensitivity to incident radiation. The sensitivity usually depends on the optical system, detectors and filters used.
However, you may also define these symbols for your specific application.
Select the checkbox for the desired symbol. Choose its size, then click the drawing to locate it.
You may also include a comment for each symbol. When the cursor moves over the symbol, the
comment will display.
Initializing Your Star Drawing
This stores your star drawing in the Library and opens the drawing at its Default view, showing the
Primary Star Zone.
To zoom into your star surface, select the [+++] in the navigation frame:
This will display the surface of your star, its Habitable Zone, plus the exoplanets and their orbits.
You may then add svg elements at the surface of your star.
Adjusting the Universe
After the Host Star is selected, the is active. This will display
the selected star enclosed within its BOX, and positioned within its constellation. A dashed line connects the earth to the selected star:
Then zoom/rotate the universe
so the host star is centered at the cross hairs, and it's 'BOX' fills your screen:
Fine-Tune Universe Adjustment - Tap the keyboard arrow keys to adjust the star's zoom level and universe rotation angle.
Saving Your Drawing View
This stores the drawing's view that is displayed for this drawing. It is also the view shown when the drawing is published.
After your add elements to your drawing, you can send the current view to the library.
You may do this at any time you want to change the view.
Planet sizes can also be adjusted to be included in your saved view.
Publish A Drawing
This star drawing can be published into any web page or iframe.
The following is an example of the source for the web page or iframe:
Select the to see the source for this star drawing's web page or iframe source.
Zoom Your Drawing View
A zoom level selection pane is provided to zoom into specific areas of your drawing. Click on the following as a shortcut to various views: