Results 71 to 80 of about 5,582 (128)

Historical review of missile aerodynamic developments [PDF]

open access: yes
The development of missiles from early history up to about 1970 is discussed. Early unpowered missiles beyond the rock include the spear, the bow and arrow, the gun and bullet, and the cannon and projectile.
Spearman, M. Leroy
core   +1 more source

Mars Colonization: Beyond Getting There. [PDF]

open access: yesGlob Chall, 2019
Levchenko I   +4 more
europepmc   +1 more source

Evolutionary and Physical Properties of Meteoroids [PDF]

open access: yes
Astrophysical models for meteoroid formation and stellar and planetary evolutions are developed from simulation composition ...
Cook, A. F.   +2 more
core   +1 more source

The Effect of War on STEMI Incidence: Insights from Intensive Cardiovascular Care Unit Admissions. [PDF]

open access: yesJ Clin Med
Loutati R   +14 more
europepmc   +1 more source

Cometary science after Rosetta. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2017
Jones GH   +3 more
europepmc   +1 more source

Solid propulsion advanced concepts [PDF]

open access: yes
The feasibility and application of a solid propulsion powered spacecraft concept to implement high energy missions independent of multiplanetary swingby opportunities are assessed and recommendations offered for future work.
Nakamura, Y., Shafer, J. I.
core   +1 more source

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