Useful resources to predict the skies and plants of alien worlds

[Worldtree]

Thank you  

a previous discussion about these links
https://www.orionsarm.com/forum/showthre...&pid=61213  

the sky on alien worlds
https://www.orionsarm.com/page/321

Apparent brightness of alien suns (see bottom of page) 
https://www.orionsarm.com/eg-article/4be77cd66d6bd

Luke Campbell (who made that http://panoptesv.com website) is a longtime contributor to OA . 

Also indirectly linked from here 
https://www.orionsarm.com/xcms.php?r=oa-...ding_links

I’m not sure why we hadn’t added those two links to the bottom of the Sky on alien worlds page or the xenophotosynthesis page. I’ve fixed that