It's x7 earth mass. The reason we've only discovering huge planets is because that's all our equipment can detect, so far (by wobbling/obscuring their sun). F

It's x7 earth mass. The reason we've only discovering huge planets is because that's all our equipment can detect, so far (by wobbling/obscuring their sun). For our solar system, only Jupiter, Saturn, Neptune and Uranus would be massive enough to detect.