Minecraft wiki entry for Sun, associated text: Example sunset seen from the top of a jungle tree.
The sun viewed from high up, making it seem like the player is in space.
In Bedrock Edition, when looking toward the sun. The sky gets slightly darker and the sun slightly larger. (You may need to click the image to see it better.)
The sun would look like this, if the player looks away or if the world is heading into the night.
Sunlight influences shadows on entities in Bedrock Edition.
The previous screenshot from the opposite angle.
The texture of the sun from the default resource pack.
River running between Forest and Windswept Hills biome with sunset in the background.
The sun sets over a rising Windswept Hills in the background.
Sunset over a desert and forest. Also village can be seen on a hill on the left side.
Savanna and desert biomes in suset.
Sunset over a desert with village.
Sunrise over a jungle.
Looking down (in this case from Y:203) at night time, it's possible to see the sun under the sea, because the sun and the moon are on opposite sides of eachother and due to the distance, the bottom of the sea despawns, leaving a gap where it can be seen.