drew@drewexmachina.com
There has been increasing interest in recent years in using the technology employed in miniaturized Earth-orbiting satellites for lunar and planetary exploration. NASA’s recent call for […]
The space-related accidents that have been in the news recently are reminders of the inherent dangers of spaceflight. And such losses are certainly more keenly felt […]
The landing of Chang’e 3 on the Moon on December 14, 2013 rightfully received a lot of attention not only because it was China’s first landing […]
The second part of my latest article, “Planetary Orbit Insertion Failures Part II”, has been published on line in The Space Review. With a half a […]
It is quite common to associate rockets with cutting edge technology. But oddly enough until the last decade or so, the rocket engines used by most […]
Even after over four decades, I still clearly recall my third-grade class field trip to the Boston Museum of Science – my first of many visits […]
Entering orbit around another planet from an interplanetary approach trajectory is probably one of the most critical phases in a planetary mission. Everything must come together […]
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