<s>
Space	B-Application
Trader	I-Application
is	O
a	O
strategy	O
game	O
for	O
Palm	B-Operating_System
OS	I-Operating_System
and	O
Windows	B-Operating_System
Mobile	I-Operating_System
PDAs	B-Application
.	O
</s>
<s>
It	O
was	O
released	O
in	O
2002	O
by	O
Pieter	O
Spronck	O
,	O
a	O
scientist	O
at	O
Tilburg	O
University	O
,	O
and	O
was	O
inspired	O
by	O
David	O
J	O
.	O
Webb	O
's	O
PalmPilot	O
game	O
SolarWars	O
(	O
which	O
in	O
turn	O
was	O
based	O
on	O
Matt	O
Lee	O
's	O
popular	O
Palm	O
game	O
Dope	B-Application
Wars	I-Application
)	O
and	O
the	O
1980s	O
classic	O
3D	O
strategy	O
game	O
Elite	B-Application
(	O
though	O
it	O
does	O
not	O
have	O
Elite	B-Application
's	O
3D	O
flight	O
mode	O
)	O
.	O
</s>
<s>
The	O
game	O
is	O
free	O
software	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
<s>
Space	B-Application
Trader	I-Application
for	O
Palm	B-Operating_System
OS	I-Operating_System
centers	O
on	O
buying	O
and	O
selling	O
eleven	O
commodities	O
in	O
various	O
star	O
systems	O
around	O
the	O
galaxy	O
.	O
</s>
<s>
Despite	O
this	O
Dead	O
Jim	O
Studios	O
released	O
a	O
similar	O
and	O
greatly	O
expanded	O
game	O
for	O
iOS	B-Application
called	O
Dark	O
Nova	O
.	O
</s>
<s>
During	O
the	O
early	O
1980s	O
,	O
a	O
game	O
called	O
Star	B-Application
Trader	I-Application
,	O
was	O
released	O
for	O
the	O
Commodore	O
64	O
.	O
</s>
<s>
The	O
Commodore	O
64	O
version	O
served	O
as	O
a	O
rudimentary	O
basis	O
for	O
the	O
Palm	B-Operating_System
OS	I-Operating_System
game	O
.	O
</s>
<s>
Space	B-Application
Trader	I-Application
is	O
a	O
complex	O
strategy	O
game	O
where	O
the	O
end	O
goal	O
is	O
for	O
players	O
to	O
acquire	O
enough	O
credits	O
to	O
purchase	O
a	O
moon	O
to	O
retire	O
to	O
.	O
</s>
<s>
Space	B-Application
Trader	I-Application
is	O
available	O
under	O
GNU	B-License
GPL	I-License
,	O
so	O
naturally	O
over	O
time	O
various	O
other	O
people	O
ported	O
the	O
game	O
to	O
different	O
platforms	O
.	O
</s>
<s>
A	O
port	O
for	O
Pocket	O
PC	O
(	O
windows	B-Operating_System
mobile	I-Operating_System
)	O
was	O
the	O
first	O
port	O
of	O
Space	B-Application
Trader	I-Application
created	O
by	O
Jon	O
Welch	O
in	O
2004	O
.	O
</s>
<s>
There	O
are	O
two	O
modern	O
ports	O
of	O
Space	B-Application
Trader	I-Application
available	O
for	O
iOS	B-Application
:	O
</s>
<s>
There	O
are	O
also	O
several	O
modern	O
ports	O
of	O
Space	B-Application
Trader	I-Application
for	O
android	B-Application
.	O
</s>
<s>
claims	O
to	O
be	O
the	O
"	O
faithful	O
reproduction	O
"	O
of	O
original	O
palm	B-Operating_System
OS	I-Operating_System
game	O
with	O
game	O
play	O
and	O
design	O
close	O
to	O
original	O
as	O
possible.Distributed	O
under	O
GPL	B-License
as	O
well	O
.	O
</s>
<s>
The	O
Google	O
Play	O
Store	O
lists	O
at	O
least	O
two	O
versions	O
of	O
Space	B-Application
Trader	I-Application
for	O
Android	B-Application
including	O
Russell	O
Wolf	O
's	O
port	O
.	O
</s>
