Siderophobia is the fear of the stars. So if you assume that the stars are found in outer space then this fear must also apply to SPACE.
The accepted phobia name for this condition is Astrophobia.
Astrophobia is the fear of stars or celestial space.
It sounds stupid, but it's spacephobia. Astrophobia is the fear of celestial space. (sky, heavens, etc)
Megastrophobia is defined as a fear of large celestial objects, such as stars, planets, or black holes. It is a specific phobia related to space and astronomy. People with megastrophobia may experience anxiety, panic attacks, or avoidance behaviors when exposed to images or discussions about these objects.
siderophobia
Stars or celestial space. It may take the form of fear of aliens, being abducted by aliens, inability to tolerate the night sky and similar stimuli. It can be closely related to agoraphobia, the fear of open spaces.
Its Claustrophobia, it is also the fear of being in closed in a confined space
Claustrophobia is considered to be the opposite of agoraphobia. Claustrophobia is the fear of being indoors or in a tight and compacted space. Agoraphobia is the fear of being outdoors and in an open and spacious space.
Claustrophobia is a fear of enclosed spaces.
Fear of space is referred to as astrophobia.
I think this is a part of the so-called "Astrophobia" - fear of everything what has to do with space. I'm suffering from that...
The irrational fear is called a phobia; the experience or object that triggers a phobia could be called a phobic experience or object.
Astrophobia is the fear of stars and celestial space. Xox, Smartiiz. actually astro is the prefix for air so an astronaunt is an air traveller. A cosmonaunt is a star traveller and is the better term. So an astrophobe is one who fears air.