Assertion: dark matter's existence | /r/HasProperty | accepted by scientific community
Facets:
value: generally
type: DEGREE
Source sentences:
text: Although the existence of dark matter is generally accepted by the scientific community, some astrophysicists, intrigued by certain observations which do not fit the dark matter theory, argue for various modifications of the standard laws of general relativity, such as modified Newtonian dynamics, tensor–vector–scalar gravity, or entropic gravity.