Another theme could be the pregnancy itself in a science - fiction setting. Since they are part of the Stargate world, there might be some unique elements related to the baby's health or abilities due to the different planets and technologies they've encountered. For example, there could be a story where the baby has some special powers because of an alien encounter during the pregnancy.
One common theme is the challenges they face as a couple with a pregnancy. It could be about how they deal with the military regulations in the Stargate universe while expecting a child.
The theme of self - discovery is also quite prevalent. As they go through various adventures, Sam and Jack learn more about themselves, their powers, and their place in the world. And family is another important theme. Even though they may not be related by blood, they become like family in many of these stories.
You can try searching on popular fanfiction websites like Archive of Our Own (AO3) or FanFiction.net. Just type in 'Sam and Jack pregnant' in their search bars, and it should bring up relevant stories.
A prevalent theme is the exploration of their unspoken feelings. In the show, there are a lot of glances and unsaid emotions between them, and fanfiction delves deeper into that. Also, there's the theme of sacrifice. How far would Sam or Jack go to save the other? And then there's the theme of alternate universes. Writers like to play with the idea of different realities where Sam and Jack's relationship might be different, like in a universe where the military rules don't exist.
In 'Sam and Austin pregnant fanfiction', a prevalent theme could be the anticipation and anxiety that comes with pregnancy. Sam and Austin might worry about the health of the baby, whether they'll be good parents, and how their lives will change. There could also be a theme related to their careers. Maybe they have to make adjustments to their work schedules or deal with the reactions of their colleagues. Another aspect could be the exploration of their own pasts and how that impacts their view of the future with a baby, like if they had difficult childhoods and are determined to do things differently for their own child.
A common theme is the anticipation and excitement of new life. Both Jack and Rapunzel are likely to be shown as being very eager for the baby to arrive. Another theme could be the challenges they face together as a couple during the pregnancy, like dealing with morning sickness for Rapunzel and Jack trying to be as supportive as possible.
A major theme is the transformation of their relationship. In the context of 'Jack and Rose pregnant fanfiction', they go from being two lovers to soon - to - be parents. This changes how they interact with each other. Jack might become more responsible and Rose might become more dependent on him in some ways. Another theme could be the hope for a better life. Despite the difficulties, they always seem to have hope that they can build a happy family together.
There could also be themes related to their relationship growth during this time. The pregnancy can bring them closer together as they navigate this new chapter in their lives. Maybe they have deep conversations about their future as parents, or they support each other through the hormonal changes and insecurities that can come with pregnancy.
One common theme is the anticipation and excitement of starting a family. It could explore how Sam and Freddie deal with the news of the pregnancy, like their initial reactions.
The theme of support from the community around them is also quite common. In many fanfictions, the other Glee characters come together to support Sam and Mercedes during the pregnancy. This could include things like throwing baby showers, helping with doctor's appointments, or just being there emotionally for the couple. It shows the importance of a strong support network in such a life - changing situation.
Another theme could be how their relationship changes during the pregnancy. Maybe they become closer as they face the challenges together, or there could be some tension due to the upcoming big change in their lives. There could also be themes related to the support they get from their friends and family during this time. For instance, their friends might throw a baby shower for them, which can be a big part of the fanfiction narrative.