Linked Questions

45
votes
5answers
7k views

How do seasons work in a binary system (planet orbits one star, not both)?

I have a planet orbiting one star in a binary system. When the planet is exactly between the two stars it will experience a double day; when the primary sun sets the secondary one rises, no overlap. ...
15
votes
2answers
2k views

Orbiting one star in a binary system: what are the effects of the second star on the planet?

This blog post about binary-star systems points out that, rather having the stars be close together, they could be far apart and a planet might orbit just one of them. It gives the example of the ...
15
votes
3answers
1k views

What would this nebula look like from a planet?

I have a binary system. The primary star is F- or G-class; the secondary is K-class, 20AU away, and in a small reflection nebula (suggested here). A planet orbits the primary in the habitable zone. ...
9
votes
3answers
607 views

How much does my secondary star heat the planet orbiting my primary star?

In this question I asked about the lighting patterns from this system: A really helpful answer there explained when the planet is getting how much illumination. This question is about heat. On ...
7
votes
3answers
736 views

About how many planets are plausible for this binary-star system?

I have a binary system in which my world orbits one of the stars, not the pair, in the habitable zone. The stars are relatively close together (because I want the secondary one to shed significant ...
7
votes
2answers
901 views

Would it be impossible for me to have a nebula in my planet's night sky?

I'd like to be able to see from my Earth-like planet, a very bright nebula that can even be seen during the daytime. I question, however, whether that is possible, because in order for it to be ...
4
votes
1answer
206 views

Temperature Difficulties of a Fluctuating Orbital Distance [duplicate]

I'm presently working on a setting that involves a planet orbiting a secondary star, a Red Dwarf, (let's call her Star B) which in turn orbits a G/K class star (Star A). I intend for this planet to be ...
2
votes
3answers
611 views

The view in a binary star system

I am writing a book where there is a binary system with a red and blue star. There is planet with the same properties as earth orbiting in a habitable zone around the 2 stars. The question How ...
0
votes
3answers
185 views

Ninja versus the Alien Invasion! [closed]

What would make ninja valuable in defending humanity from an alien invasion? Imagine a scenario like that of XCOM (old or new), Xenonauts, Phoenix Point, or other various Alien Invasion stories: the ...
-2
votes
3answers
632 views

What are the consequences of completely banning fire and burning stuff? [closed]

I was thinking of a world where environmentalists are voted into power, and have decided that humans should no longer pollute the natural resources or cause any sort of disturbance to other living ...