Cheap Astronomy asks the big questions. Our very big home. Will we ever make contact with aliens in another star system?
Feb 26th: The Universe
Steve Nerlich Archive
Feb 12th: The Next Steps
Cheap Astronomy looks at things a bit closer to home.
Jan 1st: Making Sense of Complexity
Happy New Year! Today we have @CheapAstro investigates our expanding universe, as well as some dead planets.
Dec 21st: The Planets
Today we have Cheap Astronomy tries colonising the Solar System. If we did what would we do with the different planets?
Nov 30th: Getting Closer
Opportunity & risk. How will we find the first evidence of extra-terrestrial life? Are we safe from asteroid impacts now?
Nov 14th: Practicalities
Economics in the final frontier. Is in situ resource utilization really worth the trouble? What exactly is the space economy?
Oct 23rd: Embracing Your Inner Robot
Oct 10th: How To Live Longer & Talk To Aliens
Time travel & aliens. We’re all going to die. Could future science save us? Why there’s a universe of potentially habitable worlds, but no-one’s talking?
Sep 21st: Robots And Us
Robots are doing it for themselves. What kind of robots will we send to other star systems? Do we really need to send humans into space?
Sep 12th: Planets
Things that orbit the Sun and clear their orbits. So what happens when worlds collide? Why is Mars’ sky red?