Things that orbit the Sun and clear their orbits. So what happens when worlds collide? Why is Mars’ sky red?
Sep 12th: Planets
Cheap Astro Archive
Aug 29th: Infrastructure
Building the future! Accommodation and travel. How will we build a lunar base? Will travel to Mars ever become routine?
Aug 14th: Asteroid Mining On The Cheap
Jul 24th: Fantastic Physics Formulas: Orbit & Entropy
Orbits and entropy. Blowing off some steam. Cheap Astronomy discuss about the orbit equation and Entropy and the Inequality of Clausius
Jul 10th: Articles On Particles
Small things, very small rocks, particular rocks, so what’s a particle? And what sort of Astronomy is done on the ISS?
Jun 26th: Life & Death
Just how useful are humans in space? What is the death zone radius of a black hole merger? More about staying alive with @CheapAstro at #365DaysOfAstro
Jun 19th: Moving Out
Cheap Astronomy tries staying alive. Checking out the neighbors.
May 29th: There Are Always Possibilities
What’s the matter with antimatter – and will we ever get to Alpha Centauri?
May 22nd: Back to the Moon
Lunar activities – planned and speculative with Cheap Astronomy
Feb 22nd: Fantastic Physics Formulas, The Hubble – Lemaitre Law
Cheap Astronomy tries expanding and also lifting.