English Wikipedia - The Free Encycl...
Download this dictionary
Hermann Oberth
Hermann Julius Oberth
(25 June 1894 – 28 December 1989) was an
Austro-Hungarian
-born
German
physicist
and
engineer
. He is considered one of the founding fathers of
rocketry
and
astronautics
.
See more at Wikipedia.org...
© This article uses material from
Wikipedia
®
and is licensed under the
GNU Free Documentation License
and under the
Creative Commons Attribution-ShareAlike License