The upper cosmos- The upper region of the Loka (cosmos), which is above the Tiryag Loka (the middle portion of the cosmos) and is a little less then 7 Rajjus in height.
...tiyaglokastataḥ parata ūrddhvabhāgasthitatvāt ūrddhvaloko deśonasaptarajjupramāṇaḥ...
uḍḍhaṃ uvariṃ jaṃ ṭhiya, suhakhettaṃ khettao ya davvaguṇā...
uppajjaṃti subhā vā teṇa tao uḍḍhalogo tti...
(Sthā 3.142 Vṛ Pa 121)