Assertion: comet's discovery | /r/HasProperty | important
Facets:
Source sentences:
text: Prof. George Gloeckler, the principal investigator on the Solar Wind Ion Composition Spectrometer (SWICS), said the discovery was important as the composition of comets told them about conditions approximately 4.5 billion years ago when the Solar System was formed.
text: Dr Morais said: "The discovery of a whole population of asteroids of interstellar origin is an important step in understanding the physical and chemical similarities and differences between Solar System-born and interstellar asteroids.
text: This discovery is important because it proves that organic molecules, which are the building blocks of life, form elsewhere in the universe besides on Earth.