Abundances of 42 Pisces-Eridanus stream stars

Recently, a new cylindrical-shaped stream of stars, up to 700pc long, was discovered hiding in the Galactic disk using kinematic data enabled by the Gaia mission. This curious...近期，科研人员依托盖亚任务（Gaia mission）所提供的运动学数据（kinematic data），在银河系银盘（Galactic disk）中发现了一条全新的圆柱形恒星流，其长度可达700秒差距（parsec，pc）。这一令人好奇的……