Sinkholes and ice spotted in comet close-up

• Autores: Joshua Sokol
• Localización: New scientist, ISSN 0262-4079, Nº. 3028, 2015, pág. 8
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • Comet 67P is having a breakout. In close-ups of its skin, the European Space Agency's Rosetta probe has spotted ice patches and steaming pits, hinting at turmoil within. Like other comets, 67P doesn't reflect much sunlight--it's blacker than coal. But the Rosetta team has seen shiny spots twinkling up from the surface that look like meter-sized ice builders. The ice is peeking through gaps in a skin of dark dust. But it's 67P's newly discovered pits that are especially interesting. As Rosetta neared the comet, it saw circular holes