article_snippet: Scientists hope to discover more information about the comet’s interior from the jets.
article_snippet: These could reveal what the comet's interior is composed of.
article_snippet: ‘Hundreds of kilos per second of material is flinging off Hundreds of kilos per second of material.
article_snippet: From data collected by the two proves, Esa said that water on the comet was different to that on Earth - suggesting water on our world came from an asteroid, not a comet.
article_snippet: These jets are formed when ice on the surface sublimates - or vapourises - and These jets become more active as the comet approaches the sun.
article_snippet: But studying These jets could reveal vital data on how gas and dust flows out from the surface, and The Rosetta probe, which was carrying Philae could also reveal the connection between the comet’s atmosphere - The Rosetta probe, which was carrying Philae coma - and the surface.
article_snippet: But when the comet first made contact with the surface the comet bounced twice before coming to rest .
highlights_snippet: These could reveal what the comet's interior is composed of .
  