Such a density would have been enough to create black holes a mere 10-35 meter across (a dimension known as the Planck length) with a mass of 10-8 kilogram (the Planck mass).

• 这样的密度已足以创造出直径仅10-35公尺（所谓的普朗克长度）且质量为10-8公斤（普朗克质量）的黑洞。