They rays of light that proceeding from the Sun and Moon, are seen in the worlds, are said to be the hair of his head and therefore is he called Vyomakesa.
सूर्याचन्द्रमसोलोके प्रकाशन्ते रुचश्च याः। ताः केशसंज्ञितास्त्र्यक्षे व्योमकेशस्ततः स्मृतः॥