【文/观察者网 陈思佳】今年9月底,一颗名为2024 PT5的小行星暂时被地球引力捕获,成为一颗绕地球运行的“迷你月亮”。据美国《史密森尼》杂志11月26日报道,在陪伴地球近两个月后,2024 PT5已于25日离开地球轨道,再次回到以太阳为中心的轨道 ...
近期,一颗名为2024 PT5的小行星在太空中上演了一场精彩的“地球之旅”。这颗直径约11米的近地天体,最初由美国NASA资助的小行星对地撞击最后警报系统(ATLAS)在今年8月发现。据推测,它可能源自阿周那型小行星带,其轨道与地球轨道高度相似。
Earth has a temporary, tiny companion. While not quite a "mini moon," since it will never be captured by Earth's gravity, ...
Astronomers used the Two-meter Twin Telescope to catch a "see-you-soon" image of the departing asteroid 2024 PT5.
Preliminary research suggests asteroid 2024 PT5, which stuck around Earth for almost two months, has lunar origins ...
Earth's recent "mini-moon" asteroid 2024 PT5 didn't stick around for Thanksgiving, but don't be sad. It will be back... but ...
地球即将与一颗小行星告别,这颗小行星在过去两个月里一直作为“迷你月亮”尾随着地球运行。 这颗无害的太空岩石在太阳引力的强大拉力下,将于星期一(11月25日)脱离地球。不过,它将在明年1月份快速靠近,进行短暂访问。
Earth is about to bid farewell to its temporary celestial companion as asteroid 2024 PT5 prepares to depart our orbit on ...
【文/观察者网 陈思佳】今年9月底,一颗名为2024 PT5的小行星暂时被地球引力捕获,成为一颗绕地球运行的“迷你月亮”。据美国《史密森尼》杂志11月26日报道,在陪伴地球近两个月后,2024 PT5已于25日离开地球轨道,再次回到以太阳为中心的轨道 ...
After a two-month visit, 2024 PT5 is ready to continue its cosmic journey—but it will be back in a few decades.
Earth is saying goodbye to an asteroid that has been a "mini-moon" of sorts since late September, when it joined the planet's ...