论文标题

通过鹰辐射检测行星9

Detecting Planet 9 via Hawking radiation

论文作者

Arbey, Alexandre, Auffinger, Jérémy

论文摘要

一致的证据表明,在太阳系中存在第九行星,以超过$ 400 \,$ au的$ 400。尤其是,跨纳普对物体轨道受到假定的重力来源的扰动。由于尚未在常规望远镜研究中观察到这个星球,因此有人认为它可能是一个深色紧凑的物体,即可能是原始起源的黑洞。在此假设中,我们讨论了通过亚偏见的航天器飞行的可能性以及在无线电带中其鹰辐射的度量的可能性,并得出与CMB相比,它太微弱了。因此,我们以卫星任务呈现其他观点,并得出结论,较小的黑洞将产生更多有趣的信号。我们强调了太阳系中这种鹰辐射实验室的研究的重要性。

Concordant evidence points towards the existence of a ninth planet in the Solar System at more than $400\,$AU from the Sun. In particular, trans-Neptunian object orbits are perturbed by the presence of a putative gravitational source. Since this planet has not yet been observationally found with conventional telescope research, it has been argued that it could be a dark compact object, namely a black hole of probably primordial origin. Within this assumption, we discuss the possibility of detecting Planet 9 via a sub-relativistic spacecraft fly-by and the measure of its Hawking radiation in the radio band and conclude that it is too faint compared to the CMB. We thus present other perspectives with rather a satellite mission and conclude that smaller black holes would give much more interesting signals. We emphasize the importance of the study of such Hawking radiation laboratories in the Solar System.

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