I unzip the file in Orbiter 10 as well.
It crashed and here is my orbiterlog info
where i would find Sol_1975.cfg I dont know.
the mentioning of obsolete api function led me to belive I had to use older version of orbiter but I am new at all this.
----------------------------------------
**** Orbiter.log
Build Aug 30 2010 [v.100830]
Timer precision: 6.98413e-008 sec
Found 0 joystick(s)
Devices enumerated: 4
Devices accepted: 3
==> RGB Emulation
==> Direct3D HAL
==> Direct3D HAL (Mobile Intel(R) 4 Series Express Chipset Family)
Module AtlantisConfig.dll .... [Build 100830, API 100830]
Module AtmConfig.dll ......... [Build 100830, API 100830]
Module DGConfigurator.dll .... [Build 100830, API 100830]
Module OrbiterSound.dll ...... [Build ******, API 060425]
---------------------------------------------------------------
>>> WARNING: Obsolete API function used: oapiRegisterMFDMode
At least one active module is accessing an obsolete interface function.
Addons which rely on obsolete functions may not be compatible with
future versions of Orbiter.
---------------------------------------------------------------
**** Creating simulation session
DirectDraw interface OK
Direct3D interface OK
Graphics: Viewport: Fullscreen 1600 x 900 x 32
Graphics: Hardware T&L capability: No
Graphics: Z-buffer depth: 32 bit
Graphics: Active lights supported: -1
Loading 15382 records from star database
---------------------------------------------------------------
>>> ERROR: While initialising solar system Sol_1975:
>>> File not found: .\Config\Sol_1975.cfg
>>> [Orbiter::CreateRenderWindow | .\Orbiter.cpp | 726]
---------------------------------------------------------------
>>> TERMINATING <<<