Assertion: moon's mass | /r/HasProperty | tiny
Facets:
value: compared to neptune
type: OTHER
value: with 0.4×10−9
type: OTHER
Source sentences:
text: Yet their masses are tiny compared to Neptune's, with an estimated ratio of 1.5×10−9 (​1⁄ 700,000,000 ) and 0.4×10−9 (​1⁄ 2,500,000,000 ).