The Black Hole Ultimate Solar System
What happens when the central body in a planetary system is replaced with a million-Sun black hole?
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The MOJO videos
One fine week in May, well, I needed some peace
I packed up my bags and I headed to Nice…
Mars’ growth stunted!
Mars is a weirdo. (Well, as far as planets go). Why is it so small (just 11% as massive as Earth)?
The Black Hole Solar System
Planets are kind of my thing. But black holes are awesome too. I mean, they can just suck you right in… (I will never apologize for my bad jokes!) I want to bring black holes and planets together. In this post, I’ll first introduce black holes. Then we’ll build the Black Hole Solar System. In…
Asimov’s Kalgash: a planet in permanent daytime (for real this time!)
Let’s find out what it takes to build a system in which a planet remains in perpetual daylight, except for once every few thousand years….
Real-life Sci-Fi world 11: Kalgash, a planet in permanent daytime (from Asimov’s Nightfall)
Isaac Asimov‘s sci-fi stories are one reason I wanted to become an astronomer (I talked about this in a recent interview). So I’m a little sad to shoot down a classic…. Nightfall is a classic Asimov story (and later, novel). The residents of a planet called Kalgash live in system of six stars that leaves…
‘Oumuamua: a shred of its former self
I once ordered a beer then straight away spilled it all over the bar. There was just a tiny sip left in the glass. Frowny face.
Remember ‘Oumuamua, the weird-shaped rock flying through the Solar System? Just like my sip of beer, it might only be a small piece of what it once was.
