The European Cooperation for Space Standardization http://www.ecss.nl/ Download: ECSS-E-ST-10-03C, Space Engineering: Testing Spacecraft Mechanical Loads Analysis Handbook: ECSS-E-HB-32-26A_19February2013 Slide summary: ESA_mechanical_loads_handbook_part_1 * * * SMC-S-016, Air Force Space Command, Space and Missile Systems Center, Standard Test Requirements for Launch, Upper-Stage and Space Vehicles, 2014 Download… Read more
I have been thinking lately about the power of words. Too often, people use harsh criticism against others. There may be instances where criticism is justified, but these should be very rare. Critics may act out of pride, envy or fear. This is especially noticeable… Read more
Proverb 28:20 A faithful man shall abound with blessings: but he that makes haste to be rich shall not go unpunished. 1 Timothy 6:10 For the love of money is the root of all evil: which while some coveted after, they have erred from the… Read more
Matthew 7:15 Beware of false prophets, which come to you in sheep’s clothing, but inwardly they are ravening wolves. * * * 2 Timothy 3 [1] This know also, that in the last days perilous times shall come. [2] For men shall be lovers of… Read more
I am a member of The Church of Jesus Christ of Latter-day Saints. Well-meaning members of my church occasionally make declarations that a testimony of the divinity of Jesus Christ and the truthfulness of his gospel can only come through the Holy Ghost — and… Read more
To my brothers and sisters in Jesus Christ . . . The Ten Commandments were given by Jehovah to the Children of Israel, as recorded in the Old Testament, Exodus 20. * * * Exodus 20 [1] And God spake all these words, saying, [2]… Read more
Perhaps the most difficult commandment is to forgive those who have hurt us. We often hope that some calamity or punishment will fall upon them. There is a German word “Schadenfreude.” It means pleasure derived from the misfortunes of others. The Lord has warned us… Read more
How many times should we help our brother or neighbor? I do not have the answers… but here is my attempt… * * * I have friends who live in countries where there is government corruption, civil unrest, theft, robbery, shortages of fuel, food, and… Read more
Dragon Cargo Spacecraft Berths with International Space Station To Sam DiMaggio, Jessica Jensen and all my colleagues at SpaceX… Very Well Done! Great day for America’s commerical space industry! I am pleased that Sam and his engineering staff use my Vibrationdata software and tutorials in… Read more
Question: MIL-STD-810G, Method 526 Rail Impact, outlines the physical test of an actual system at 4, 6, and 8 mph. Is there an equivalent laboratory shock test for equipment which is to be transported via railroad car? Answer 1: from Tom Irvine U.S. Army TB… Read more