Forming planets by pebble accretion: a metallicity gradient emerges 21 Feb 2021 Following our previous research efforts, we have conducted numerical calculations a...
阅读更多...History of the Solar Nebula from Paleomagnetism 04 Jan 2021 The solar system formed about 4.6 billion years ago. During that time, left-over materials of gas and d...
阅读更多...PolarLight in the Orbit for Two Years 29 Oct 2020 On 29 October 2020, the PolarLight X-ray polarimeter has been working in orbit for 2 years. On 29 October 2018, t...
阅读更多...Lyα forest as an emerging window into the epoch of reionization 24 Sep 2020 During cosmic reionization (redshift z~8), the intergalactic medium (IGM) is heated by...
阅读更多...Rotation inferred from proper motions of RR Lyraes in the Galactic bulge 26 Aug 2020 RR Lyrae stars are pulsating, low-metallicity, core-helium-burning horizontal ...
阅读更多...A new estimator of resolved molecular gas in nearby galaxies 23 Jul 2020 Stars form out of molecular hydrogen in cold, dense regions of the interstellar medium (IS...
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