Assertion: pulsar | /r/HasAspect | neutron-star companion
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: This pulsar has one of the most eccentric orbits known ($e = 0.888$) and a massive white dwarf or neutron-star companion.
text: Pulsars with extremely eccentric orbits usually have neutron-star companions, indicating that these companions also exploded as supernovae and nearly disrupted the binary system.