Celestial Observatory is a Dota 2 item of Rare rarity. Current price — $0.04. On DotaLoot you can win it in free giveaways or earn it with Battle Pass levels.
You can get Celestial Observatory for free in daily DotaLoot giveaways or with Battle Pass levels. The fastest way is opening cases — noticeably cheaper than buying it on the market.
The current price of Celestial Observatory is $0.04. It is updated based on the Steam market.