Touch, Mouse, Keyboard and Gamepad/Joystick Controls
Touch
Mobile Celestia supports touches, it has two modes on the sidebar where
you can toggle between.
| Mode |
Behavior |
| Camera Mode |
Drag to orient camera |
|
Pinch to change field of view (FOV) |
| Object Mode |
Drag to orbit selected object |
|
Pinch to adjust distance to selection |
Mouse
| Action |
Behavior |
| Left Drag |
Orient camera |
| Right drag |
Orbit selected object [Shift+Arrow keys] |
| Left+Right Drag left/right |
Roll view left/right [Left/Right arrows] |
| Left+Right Drag up/down |
Adjust distance to selection [Home/End] |
| Wheel |
Adjust distance to selection [Home/End] |
| Ctrl+Left Drag up/down |
Adjust distance to selection [Home/End] |
| Shift+Left Drag |
Change Field of View (FOV) [. / ,] |
| Middle Button |
Toggle FOV between 45 degrees and previous setting |
| Left Click (on object) |
Select object [Enter key -- by object name] |
| Left Click (on no object) |
Cancel selection |
| Left Double Click (on object) |
Select and Center object |
| Right Click |
Bring up context menu |
Keyboard
Navigation
| Action |
Behavior |
| 1 - 9 |
Select planet around the nearest star |
| 0 (zero) |
Select parent star of current planet or system |
| H |
Select Sol (Home system) |
| C |
Center on selected object |
| G |
Goto selected object |
| F |
Follow selected object |
| T |
Track selected object |
| Y |
Sync Orbit selected object at a rate synced to its rotation |
| : |
Lock on selected object |
| " |
Chase selected object |
| Shift+C |
Center/orbit --center the selected object without changing the
position of the reference object |
| Ctrl+G |
Goto surface of selected object |
| Ctrl+F |
Toggle Alt-azimuth mode |
| Home |
Move closer to object |
| End |
Move further away from object |
| * |
Look back |
| Backspace |
Select parent of current object or clear the selection |
| Esc |
Cancel motion or script |
Time Control
| Action |
Behavior |
| Spacebar |
Pause/Resume the flow of time and scripts (toggle) |
| J |
Reverse/Forward time (toggle) |
| \ |
Set time rate: 1x forward (norm), cancels faster/slower x factors |
| L |
Change time rate: 10x faster |
| K |
Change time rate: 10x slower |
| Shift+L |
Change time rate: 2x faster |
| Shift+K |
Change time rate: 2x slower |
| ! |
Set time to current system date and time |
| ? |
Display light-travel delay between observer / selected object |
| - (hyphen) |
Subtract light-travel delay from current simulation time |
Labels (on/off Toggles)
| Action |
Behavior |
| E |
Galaxies |
| Shift+E |
Globulars |
| B |
Stars |
| P |
Planets |
| Shift+P |
Dwarf Planets |
| M |
Moons |
| Shift+M |
Minor Moons |
| W |
Asteroids |
| Shift+W |
Comets |
| N |
Spacecraft |
| = |
Constellations |
| & |
Locations |
Render/Display (on/off
Toggles)
| Action |
Behavior |
| U |
Galaxies |
| Shift+U |
Globulars |
| ^ |
Nebulae |
| Ctrl+A |
Atmospheres |
| I |
Clouds |
| Ctrl+L |
Night side maps |
| Ctrl+T |
Comet tails |
| Ctrl+E |
Eclipse shadows |
| Ctrl+B |
Constellation boundaries |
| / |
Constellation diagrams |
| ; |
Earth-based equatorial coordinate sphere |
| Ctrl+K |
Markers (placed on objects) |
| O |
Orbits (toggle ALL selected orbits) |
Render Options
| Action |
Behavior |
| { |
Decrease Ambient Light |
| } |
Increase Ambient Light |
| ( |
Decrease Galaxy Light Gain |
| ) |
Increase Galaxy Light Gain |
| [ |
Decrease Magnitude Limit: AutoMag OFF: Decrease limiting magnitude
(fewer stars), AutoMag ON: Decrease limiting magnitude at 45 deg FOV |
| ] |
Increase Magnitude: AutoMag OFF: Increase limiting magnitude (more
stars), AutoMag ON: Increase limiting magnitude at 45 deg FOV |
| Ctrl+Y |
Toggle Auto Magnitude (auto adaptation of star visibility to FOV |
| , |
Narrow Field Of View [Shift+Left Drag] |
| . |
Widen Field Of View [Shift+Left Drag] |
| Ctrl+X |
Toggle Antialias lines |
| Alt+Enter |
Toggle Display mode (Full-Screen / Windowed) |
| Ctrl+P |
Mark selected object |
| Ctrl+V |
Cycle among supported OpenGL render paths |
| + |
Toggle Planet Texture type (Artistic / Limit of Knowledge) |
| % |
Star color table toggle |
| Ctrl+S |
Cycle the Star Style (points / fuzzy discs / scaled discs) |
| V |
Cycle the Info text verbosity (None / Terse / Verbose) |
| Ctrl+W |
Toggle Wireframe mode |
Multiview Options
Ctrl+U | Split view horizontally
Ctrl+R | Split view vertically
Tab | Cycle through all active views
Del | Delete active view
Ctrl+D | Delete all views except active one (reset to Single view) |
Navigation via Arrow Keys
| Action |
Behavior |
| Up/Down Arrow |
Pitch down/up |
| Left/Right Arrow |
Roll left/right |
| Shift+Left/Right Arrow |
Orbit object: right/left |
| Shift+Up/Down Arrow |
Orbit object: down/up |
Navigation
via number Pad Keys (with NumLock active)
| Action |
Behavior |
| 8 |
Pitch down [Down arrow] |
| 2 |
Pitch up [Up arrow] |
| 7 |
Roll left [Left arrow] |
| 9 |
Roll right [Right arrow] |
| 5 |
Stop rotation |
| 4 |
Yaw left |
| 6 |
Yaw right |
Motion (Spaceflight)
| Action |
Behavior |
| Z |
Decrease velocity |
| A |
Increase velocity |
| Q |
Reverse direction |
| X |
Set movement direction toward center of screen |
| F2 |
Set velocity to 1 km/second |
| F3 |
Set velocity to 1,000 km/second |
| F4 |
Set velocity to speed of light (1 c) |
| F5 |
Set velocity to 10x the speed of light (10 c) |
| F6 |
Set velocity to 1 AU/second |
| F7 |
Set velocity to 1 light year/second |
| F1 |
Stop motion |
| S |
Stop motion |
Other Functions
| Action |
Behavior |
| Ctrl+C |
Copy location URL to clipboard (Cel:// URL) |
| Ctrl+Insert |
Copy location URL to clipboard (Cel:// URL) |
| F10 |
Capture Image to file (screenshot) |
| Shift+F10 |
Capture Movie to file (video) |
| F11 |
While in Movie Capture: Start / Pause capture |
| F12 |
While in Movie Capture: Stop capture |
| ~ |
Toggle debug console (use Up/Down arrow keys to scroll list) |
| ` |
Toggle display of "frames per second" (FPS) being
rendered |
| Ctrl+O |
Display "Select Object" dialog box |
| @ |
Edit Mode toggle (to assist in the placement of objects) |
| D |
Run demo script (/celestia/demo.cel) |
| Enter |
Toggle Name entry Mode (use Tab / Shift+Tab to highlight an item, Esc
to exit) |
Gamepad/Joystick
| Action |
Behavior |
| F8 (Win32 Only) |
Toggle Joystick control |
| X axis |
Yaw Left/Right |
| Y axis |
Pitch Up/Down |
| L trigger |
Roll Left |
| R trigger |
Roll Right |
| Button 1 (A on Xbox, X on PS4) |
Move slower |
| Button 2 (X on Xbox, Square on PS4) |
Move faster |
Compatibility
Mobile Celestia also supports mouse/keyboard controls when a
mouse/keyboard is attached to the device. After switching to Camera
Mode, the mouse/keyboard behaviors are very similar to the desktop
behaviors.
| Platform |
Issue |
Fix |
| Android |
Right mouse action (click/drag) not available |
Use left mouse button while holding ALT key |
| Chrome OS |
CTRL + drag does not work |
Also hold the ALT key for CTRL + drag |
| Android/Chrome OS |
Keyboard does not work sometimes |
Try to press enter key a few times when it happens |
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