First i cut and paste the continents so i the could be played around with. when i found the right spot i used transform warp toll to make it more like a heart shape
in step 4 i created some current in the water that helps to highlight the heart shape around the continents as well shadow for the part thats not suppose to be highlighted by the star above.
step 5 of 8
step 5 i added some city light with brush tool to really show the effect of night.
the star is added by filter lens flare.
step 6 of 8
stars are added using brush tool and some filter blur effect
step 7 of 8
final step i add some more stars using monochrome noise and filter out some with levels and blur.
cosmic clouds is added as well with clouds and different clouds.
the burst behind the planet and in front of the star is added by using radial blur on already existing cosmic clouds and stars