<s>
Astro	B-Application
Wars	I-Application
is	O
an	O
electronic	B-Application
table	I-Application
top	I-Application
game	I-Application
made	O
in	O
Great	O
Britain	O
in	O
1981	O
by	O
Grandstand	O
under	O
licence	O
from	O
Epoch	O
Co.	O
,	O
who	O
sold	O
the	O
game	O
in	O
Japan	O
as	O
Super	B-Application
Galaxian	I-Application
( スーパーギャラクシアン	O
)	O
,	O
and	O
in	O
the	O
United	O
States	O
as	O
Galaxy	O
II	O
.	O
</s>
<s>
Astro	B-Application
Wars	I-Application
was	O
a	O
shoot	O
'	O
em	O
up	O
,	O
with	O
play	O
involving	O
four	O
phases	O
of	O
dodging	O
enemy	O
missiles	O
and	O
firing	O
back	O
at	O
the	O
squadrons	O
of	O
alien	O
command	O
ships	O
,	O
warships	O
and	O
attacking	O
fighters	O
as	O
well	O
as	O
a	O
docking	O
challenge	O
for	O
additional	O
bonus	O
points	O
.	O
</s>
<s>
The	O
Astro	B-Application
Wars	I-Application
game	O
runs	O
on	O
six	O
volts	O
DC	O
and	O
can	O
be	O
powered	O
by	O
four	O
'	O
C	O
 '	O
type	O
batteries	O
or	O
alternatively	O
via	O
a	O
low	O
voltage	O
mains	O
adapter	O
(	O
not	O
supplied	O
with	O
the	O
game	O
)	O
.	O
</s>
<s>
As	O
the	O
display	O
is	O
based	O
on	O
VFD	B-General_Concept
technology	O
,	O
it	O
allows	O
bright	O
,	O
multicoloured	O
in-game	O
elements	O
to	O
be	O
rendered	O
but	O
at	O
the	O
cost	O
of	O
a	O
relatively	O
small	O
screen	O
size	O
.	O
</s>
<s>
The	O
VFD	B-General_Concept
display	O
is	O
manufactured	O
with	O
the	O
pre-formed	O
,	O
immutable	O
in-game	O
objects	O
effectively	O
fixed	O
in	O
place	O
onto	O
a	O
dark	O
background	O
.	O
</s>
<s>
The	O
VFD	B-General_Concept
is	O
vulnerable	O
to	O
damage	O
during	O
repair	O
work	O
as	O
the	O
unit	O
features	O
a	O
glass	O
nipple	O
which	O
can	O
easily	O
be	O
fractured	O
causing	O
the	O
loss	O
of	O
the	O
vacuum	O
necessary	O
for	O
the	O
display	O
to	O
operate	O
.	O
</s>
<s>
The	O
battery	O
compartment	O
used	O
on	O
the	O
Astro	B-Application
Wars	I-Application
game	O
was	O
used	O
on	O
a	O
variety	O
of	O
similar	O
systems	O
produced	O
around	O
the	O
same	O
time	O
,	O
including	O
:	O
</s>
<s>
In	O
concept	O
Astro	B-Application
Wars	I-Application
has	O
similar	O
themes	O
to	O
arcade	O
games	O
Galaxians	B-Application
or	O
Gorf	B-Application
in	O
as	O
much	O
as	O
the	O
player	O
controls	O
a	O
ship	O
(	O
called	O
earth	O
ship	O
)	O
at	O
the	O
bottom	O
of	O
the	O
screen	O
and	O
fires	O
up	O
at	O
rows	O
of	O
ships	O
.	O
</s>
