drew@drewexmachina.com
For just about anyone under the age of fifty, satellite pictures of Earth’s cloud cover have been a staple of weather reports on television and, more […]
The development of several new state-of-the-art spacecraft to support crewed operations in Earth orbit and beyond has been in the news much in recent months. As […]
Since entering orbit around Mercury four years ago, NASA’s MESSENGER spacecraft has had to use its propulsion system periodically to compensate for the effects of the […]
Many of us have stories about how we have met famous people in unexpected places and I am no different. Probably one of my more memorable […]
As regular readers of Drew Ex Machina are probably aware, in addition to being a writer, I am also a physicist specializing in the processing and […]
The recent launch of the Atlas V with its Centaur upper stage was just the latest in a long series of such flights stretching back over […]
The history of spaceflight is littered with projects that never flew. Many projects never get past the concept stage while a few were cancelled only months […]
The desire to find life beyond Earth is as great as it has ever been. While the systematic study of Mars and its potential for harboring […]
With the threat to cut further funding for NASA’s successful and long-running Lunar Reconnaissance Orbiter mission in the news, it seems hard to believe that there […]
With the recent Orion EFT-1 test flight and the anticipated test flights of the Boeing and SpaceX craft supporting NASA’s commercial crew transport program, these are […]
Nanosatellites are generally defined as small satellites with masses in the one to ten-kilogram range. With the growing availability of off-the-shelf hardware and standardized nanosatellites like […]
While the history of spaceflight is filled with well-known spacecraft that have flown historic missions, it could be argued that there are a far greater number […]
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