Assertion: supernova | /r/HasProperty | visible
Facets:
value: to the naked eye
type: TRANSITIVE-OBJECT
value: from earth
type: LOCATION
value: during the next 50 years
type: TEMPORAL
value: the last time
type: TEMPORAL
value: within cassiopeia
type: LOCATION
value: to telescopes
type: TRANSITIVE-OBJECT
value: in the form of infrared radiation
type: OTHER
value: until 1574
type: TEMPORAL
value: since
type: TEMPORAL
value: at any rate
type: OTHER
value: no longer
type: TEMPORAL
Source sentences:
text: Jan Brunowski, Johannes Kepler’s assistant, first observed the phenomenon in October 1604; Kepler studied it until early 1606, when the supernova was no longer visible to the unaided eye.
text: A mosaic picture shows the Crab Nebula, the remnant of a supernova that was visible from Earth about a thousand years ago.
text: Astronomers have calculated the odds that, sometime during the next 50 years, a supernova occurring in our home galaxy will be visible from Earth.
text: The last supernova which was visible to the naked eye came in 1604 when Kepler’s Star died, producing a bright enough light which was visible during the day time for three weeks.
text: At any rate, no supernova occurring within the Milky Way has been visible to the naked eye from Earth since.
text: Astronomer Tycho Brahe had observed a 1572 supernova that was visible until 1574.
text: The supernova was visible to the naked eye for about two years after its first observation.
text: Astronomers at The Ohio State University have calculated the odds that, sometime during the next 50 years, a supernova occurring in our home galaxy will be visible from Earth.
text: The good news: they've calculated the odds to be nearly 100 percent that such a supernova would be visible to telescopes in the form of infrared radiation.
text: Tycho Brahe's supernova was visible within Cassiopeia, and the star Tycho G is suspected of being the donor of the material that triggered that explosion.
text: The last time a supernova was visible to the naked eye on Earth was in 1604.