diff --git a/lib/async/reactor.rb b/lib/async/reactor.rb
index 41caf91f..d769ae55 100644
--- a/lib/async/reactor.rb
+++ b/lib/async/reactor.rb
@@ -93,6 +93,10 @@ def initialize(parent = nil, selector: self.class.selector, logger: nil)
 			@unblocked = []
 		end
 		
+		def inspect
+			"#<#{self.class} children=#{@children&.size} stopped=#{stopped?}>"
+		end
+		
 		attr :scheduler
 		attr :logger