Your Charisma score increases by 2, and your choice of either your Wisdom or Constitution score increases by 1.

Astralborn are Medium-sized creatures, and their base walking speed is 30 feet.

Astralborn have darkvision out to a range of 60 feet, and can see into the Ethereal Plane out to the same distance.

Being of the astral plane, your body has a natural resistance to the power of the celestials
Astralborns are resistant to radiant damage 

Astralborn can cast the following spells, each once per long rest: misty step, clairvoyance, and augury. Charisma is your spellcasting ability for these spells.

Starting at 3rd level, as an action, you can assume a starry form that enhances your abilities. While in this form, you gain the following benefits:

• You gain resistance to all damage except psychic damage.
• Your movement speed increases by 10 feet.
• You can take the Disengage action as a bonus action.

You can remain in this form for 1 minute. Once you use this feature, you can't use it again until you finish a short or long rest.

At 5th level, you gain the ability to communicate with celestial creatures. You can understand and speak Celestial, and can use your action to attempt to charm a celestial creature. The creature must make a Wisdom saving throw (DC = 8 + your proficiency bonus + your Charisma modifier) or be charmed by you for 1 hour or until it takes damage.