<s>
ASTOS	B-Application
is	O
a	O
tool	O
dedicated	O
to	O
mission	O
analysis	O
,	O
Trajectory	B-Application
optimization	O
,	O
vehicle	O
design	O
and	O
simulation	B-Application
for	O
space	O
scenarios	O
,	O
i.e.	O
</s>
<s>
Since	O
1989	O
,	O
with	O
the	O
support	O
of	O
the	O
European	O
Space	O
Agency	O
,	O
it	O
has	O
developed	O
,	O
and	O
improved	O
this	O
trajectory	B-Application
optimization	O
environment	O
to	O
compute	O
optimal	O
trajectories	B-Application
for	O
a	O
variety	O
of	O
complex	O
multi-phase	O
Optimal	O
control	O
problems	O
.	O
</s>
<s>
ASTOS	B-Application
is	O
being	O
extensively	O
used	O
at	O
ESA	O
and	O
aerospace	O
industry	O
community	O
to	O
calculate	O
mission	O
analysis	O
,	O
optimal	O
launch	O
and	O
entry	O
trajectories	B-Application
and	O
was	O
one	O
of	O
the	O
tools	O
used	O
by	O
ESA	O
to	O
assess	O
the	O
risk	O
due	O
to	O
the	O
ATV	O
'	O
Jules	O
Verne	O
 '	O
re-entry	O
.	O
</s>
<s>
ASTOS	B-Application
is	O
compatible	O
with	O
Windows	B-Application
and	O
Linux	B-Application
platforms	O
and	O
is	O
maintained	O
and	O
commercialized	O
by	O
Astos	B-Application
Solutions	O
GmbH	O
.	O
</s>
<s>
The	O
development	O
of	O
ASTOS	B-Application
(	O
formerly	O
named	O
ALTOS	O
)	O
started	O
in	O
1989	O
at	O
the	O
DLR	O
in	O
Oberpfaffenhofen	O
and	O
MBB	O
(	O
now	O
Astrium	O
)	O
.	O
</s>
<s>
In	O
1991	O
the	O
Institute	O
of	O
Flight	O
Mechanics	O
and	O
Control	O
(	O
IFR	O
)	O
at	O
the	O
University	O
of	O
Stuttgart	O
under	O
the	O
head	O
of	O
Prof	O
.	O
Klaus	O
Well	O
took	O
the	O
responsibility	O
for	O
the	O
development	O
of	O
ASTOS	B-Application
.	O
</s>
<s>
In	O
1999	O
the	O
commercialization	O
of	O
ASTOS	B-Application
began	O
.	O
</s>
<s>
In	O
the	O
period	O
2001-2006	O
ASTOS	B-Application
was	O
sold	O
by	O
Technology	O
Transfer	O
Initiative	O
of	O
the	O
University	O
of	O
Stuttgart	O
(	O
TTI	O
)	O
.	O
</s>
<s>
Since	O
September	O
2006	O
,	O
the	O
newly	O
founded	O
company	O
Astos	B-Application
Solutions	O
GmbH	O
is	O
responsible	O
for	O
development	O
and	O
sales	O
of	O
ASTOS	B-Application
.	O
</s>
<s>
ASTOS	B-Application
is	O
being	O
extensively	O
used	O
in	O
aerospace	O
agencies	O
and	O
industry	O
since	O
1998	O
,	O
hereafter	O
a	O
not	O
complete	O
list	O
of	O
project	O
is	O
presented	O
where	O
the	O
software	O
was	O
involved	O
during	O
the	O
design	O
or	O
accomplishment	O
of	O
the	O
space	O
mission	O
.	O
</s>
