The Lambda-4 was approximately 9,000kg[1], so we're still talking about a different order of magnitude here. 1: http://orbitalaspirations.blogspot.co.uk/2011/1

The Lambda-4 was approximately 9,000kg[1], so we're still talking about a different order of magnitude here. 1: http://orbitalaspirations.blogspot.co.uk/2011/10/japanese-lambda-4s-launcher.html http://orbitalaspirations.blogspot.co.uk/2011/10/japanese-la...