Your mother is a goddess named Mara, Mara is a goddess of the Nine Divines. She is also known as Mother-Goddess and Goddess of Love in the Empire, and in Skyrim as handmaid of Kyne. She makes an appearance in almost every culture's pantheon in Tamriel, and at times is affiliated with Nir who gave birth to creation. She may be married to, or act as a concubine of, either Akatosh or Lorkhan, depending on the religion. In Morrowind, Mara appears in the form of Ama Nin.

Your mom left you to live on earth, but she's watching you all the time. And if she is on earth, she will be very big, she can control her growth in any way