A time machine is a device that allows its user to travel to different points in time.

Devices that could be considered time machines include:

• Timeships - any ship that has traveled through time, whether or not it was designed for this purpose
• Temporal conduits
• Temporal transporters
• Temporal vortices
• Time portals (such as the Guardian of Forever)
• The Orb of Time
• The time-pod
• The time travel pod (31st century)

This is a disambiguation page; that is, one that points to other pages that have the same or a similar name. If you followed a link here, you might want to go back and fix that link to point to the appropriate specific page.