...Most comets are regular visitors, some with orbits of only a few years, others taking decades,...

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Transcript of ...Most comets are regular visitors, some with orbits of only a few years, others taking decades,...

Page 1: ...Most comets are regular visitors, some with orbits of only a few years, others taking decades, centuries, or even millennia to return. A few never return, being instead gravitationally
Page 2: ...Most comets are regular visitors, some with orbits of only a few years, others taking decades, centuries, or even millennia to return. A few never return, being instead gravitationally
Page 3: ...Most comets are regular visitors, some with orbits of only a few years, others taking decades, centuries, or even millennia to return. A few never return, being instead gravitationally
Page 4: ...Most comets are regular visitors, some with orbits of only a few years, others taking decades, centuries, or even millennia to return. A few never return, being instead gravitationally