drew@drewexmachina.com
In addition to being a freelance space writer, I am a remote sensing specialist who has been involved in a number of space-related projects funded by […]
Since before the beginning of the Space Age, engineers have sought to develop increasingly efficient propulsion systems. Chemical propulsion systems that burn a fuel and oxidizer […]
While launching crews into orbit has become routine with even commercial companies beginning to provide lift services for customers like the US government, it was far […]
On September 17, 2020, the Pan-STARRS1 (Panoramic Survey Telescope and Rapid Response System 1) survey at the Haleakala Observatory in Hawaii detected a slow moving object […]
When I was growing up in the late-1960s and 1970s, I loved color photographs of the Earth taken by the astronauts during NASA’s manned spaceflights. What […]
As the year 1962 unfolded, NASA was beginning its series of crewed orbital spaceflights as part of the Mercury program. But with the crewed Gemini and […]
According to the FAI (Fédération Aéronautique Internationale) which maintains records for aeronautical achievements, the “official” threshold of space is at an altitude of 100 kilometers which […]
As 1960 unfolded, the United States and Soviet Union were racing to develop their own crewed spacecraft to loft the first human into space. One of […]
On January 25, 2004, NASA’s MER B (Mars Exploration Rover B) named Opportunity successfully landed at 1.95° S, 354.47° W on Meridiani Planum. After moving out […]
With test flights of America’s latest generation of crewed spacecraft being followed by space enthusiasts around the globe, it is widely expected that these flights will […]
With the start of the Apollo program in 1960, a wide range of technologies and techniques needed to be developed to mount advanced missions beyond Earth […]
At the same time American agencies like NACA and the USAF were studying manned spaceflight through the 1950s (see “The Origins of NASA’s Mercury Program”), comparable […]
