Dead Space 3 demo coming January 22nd
Dead Space 3 is scheduled for PC, PlayStation 3 & Xbox 360 for February 5. A demo is scheduled for January 22 release on PC & PS3. But Xbox Live gamers will get their hands on the demo on January 15th.
Electronic Arts released a three-minute video that recaps Dead Space's fiction prior to the events in Dead Space 3. You can check that video called 'Dead Space 3: The Story So Far' from this link