Answer
From Junos Space Network Management Platform Release 12.2 onward, you can run Junos Space on NSM3000, which is an appliance version of Network and Security Manager (NSM).
NOTE: The NSM3000 shares the same hardware specifications as the JA1500 Junos Space Appliance.
To install Junos Space on an NSM3000, click Installing a Junos Space Image on a Junos Space Appliance by Using a USB Drive.