You can construct a point at the current alignment origin.
To construct an origin point:
Access the Construct Point dialog box (Insert | Feature | Constructed | Point).
Select the At Origin option.
Do not select any input features.
Click the Create button.
The Edit window command line for this option would read:
CONSTR/POINT,ORIG
A - Point constructed at the origin (0,0,0)
Constructing a point at the origin