drew@drewexmachina.com
NASA’s Kepler mission has now reached a new milestone with 1,000 confirmed planets to its credit. In addition, another 554 candidate planets requiring follow-up study have […]
One of the primary motivations of NASA’s Kepler mission was to find Earth-size planets in Earth-like orbits around Sun-like stars by observing the transits of these […]
With the end of 2014 upon us, I figured it was time to look back over this year’s material on Drew Ex Machina and see which […]
This season is witnessing yet another celebration of Christmas on board the International Space Station (ISS) which has been continuously occupied since November 2000 (see “Christmas […]
For many people today, it is difficult to conceive of a world without all of the space technology that we now take for granted. One of […]
In an article published in Sky & Telescope back in December 1998, I made the prediction that the photometric detection of moons orbiting extrasolar planets was […]
Life sometimes presents us with some interesting coincidences and I stumbled upon one in the weeks leading up to the first test flight of NASA’s Orion […]
Recently I re-read the 1980 revised edition of Robert Powers’ book Planetary Encounters: The Future of Unmanned Spaceflight which I had bought just a couple of […]
In the days before the internet, the primary means of getting information about space exploration was in books and print periodicals. And back in those days […]
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 planets in our solar system are rather neatly grouped into two broad categories: relatively small rocky terrestrial planets and large non-rocky gas giants. With the […]
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