Posts by Jean-Abdel
I'm working on a earth-like planet with a much lower sea level (like 3000m so the mid-ocean ridge would form many islands) but is that even possible? Will the emerged ridge make some weird stuff an...
I would like a earth-moon system like Pluto-Charon (but with earth instead of Pluto) where both will be tidally locked to each other within something like 3 billion years (before complex life appea...
What kind of realistic oxygen producing reaction used by life could exist in a carbon dioxide / ammonia atmosphere? There are also many volcanoes, either immersed or not, water oceans and you can e...
I found this thing source: http://aliens.wikia.com/wiki/Flying_Nightmare In its dormancy it folds itself and it rooted to the ground. However when it detects prey, it hovers above and engulfs i...
Could animal produce less than 700MHz radio waves to communicate ? I don't want those waves interfere with mobile phones and other intercontinental radio communication my space colonists would use....
How tall could a bamboo-like (i.e hollow with nodes) tree be ? It should be at very least 1.5m of diameter and walls no more than 20cm thick. The internodes should be 2 to 5 meter long. I think it ...
My planet is very Earth-like with a day length of 26.87h. The moon has a radius of about 1550km, a mass of $5.2\times10^{22}$ kg and orbit 45500 km from the center of planet. My scenario is that t...
I would like my human colonists to settle on the high plateaus (2500-3000m above sea level) of my planet thus never meeting the civilization living in the lowlands (in a huge forest so they aren't ...
