Today @CheapAstro takes some cheap shots at dubious cosmology claims. What exactly is vacuum energy? What do you make of Massive Gravity?
How long did the Universe take to complete the periodic table? Is Interstellar travel really out of the question? @CheapAstro will answer these questions today.
Are there really primordial black holes? What do you make of the helical drive? Today @CheapAstro investigates some unsubstantiated claims
Is there any point in ‘Nuking’ Mars? How are we going to get home from Mars? more with @CheapAstro at #365DaysOfAstro
Today @CheapAstro is full of stars. What do different pulsar frequencies mean? How are stars named? Find out the answer at #365DaysOfAstro
You can never have enough space missions. Today, @cheapastro investigates some ideas on the launchpad.