木星是太阳系中最大的行星,但它曾经比现在大得多。这是真的吗?让我们来探索这一令人惊讶的发现。Jupiter is the oldest and largest planet in the solar system.If Earth were the size of a grape,Jupiter would be about as big as...木星是太阳系中最大的行星,但它曾经比现在大得多。这是真的吗?让我们来探索这一令人惊讶的发现。Jupiter is the oldest and largest planet in the solar system.If Earth were the size of a grape,Jupiter would be about as big as a basketball.Now,a study has revealed that after the Sun and planets formed from a cloud of gas and dust called the solar nebula(太阳星云),Jupiter was twice as big as it is now.展开更多
Jupiter is one of the top priorities for deep space exploration in China and other countries.The structure of Jupiter’s interior,in particular,is a crucial but still unclear scientific topic.This paper discusses curr...Jupiter is one of the top priorities for deep space exploration in China and other countries.The structure of Jupiter’s interior,in particular,is a crucial but still unclear scientific topic.This paper discusses current scientific understanding of Jupiter’s interior by summarizing the history of past and current exploration and data analysis.We review recent space-based and ground-based observation methods and analyze their feasibility.To gain new insight into the internal structure of Jupiter,we propose to study Jupiter’s innards by planetary seismology.Ground-based observation,namely the Jupiter Seismologic Interferometer Polarization Imager(SIPI)in Lenghu,will be developed to obtain the Doppler velocity distribution on the surface of Jupiter and identify oscillation signals.Lenghu has observation conditions that are not only exceptional in China but even in the world,capable of providing novel insight into the interior of Jupiter.This will also be the first study in China of the interior of Jupiter using asteroseismology,which has significant implications for China’s plans to explore Jupiter via spacecraft-mounted instruments.展开更多
文摘木星是太阳系中最大的行星,但它曾经比现在大得多。这是真的吗?让我们来探索这一令人惊讶的发现。Jupiter is the oldest and largest planet in the solar system.If Earth were the size of a grape,Jupiter would be about as big as a basketball.Now,a study has revealed that after the Sun and planets formed from a cloud of gas and dust called the solar nebula(太阳星云),Jupiter was twice as big as it is now.
基金the National Natural Science Foundation of China(42222408)the Youth Innovation Promotion Association of the Chinese Academy of Sciences(Y2021027)the Key Research Program of the Institute of Geology and Geophysics,CAS(Grant IGGCAS-201904).
文摘Jupiter is one of the top priorities for deep space exploration in China and other countries.The structure of Jupiter’s interior,in particular,is a crucial but still unclear scientific topic.This paper discusses current scientific understanding of Jupiter’s interior by summarizing the history of past and current exploration and data analysis.We review recent space-based and ground-based observation methods and analyze their feasibility.To gain new insight into the internal structure of Jupiter,we propose to study Jupiter’s innards by planetary seismology.Ground-based observation,namely the Jupiter Seismologic Interferometer Polarization Imager(SIPI)in Lenghu,will be developed to obtain the Doppler velocity distribution on the surface of Jupiter and identify oscillation signals.Lenghu has observation conditions that are not only exceptional in China but even in the world,capable of providing novel insight into the interior of Jupiter.This will also be the first study in China of the interior of Jupiter using asteroseismology,which has significant implications for China’s plans to explore Jupiter via spacecraft-mounted instruments.
