Observatory Science with eXTP
Abstract
Scheduled for launch in 2030, the enhanced X-ray Timing and Polarization (eXTP) telescope is a Chinese space-based mission aimed at studying extreme conditions and phenomena in astrophysics. eXTP will feature three main payloads: Spectroscopy Focusing Arrays (SFAs), Polarimetry Focusing Arrays (PFAs), and a Wide-field Camera (W2C). This white paper outlines observatory science, incorporating key scientific advances and instrumental changes since the publication of the previous white paper [1]. We will discuss perspectives of eXTP on the research domains of flare stars, supernova remnants, pulsar wind nebulae, cataclysmic variables, X-ray binaries, ultraluminous X-ray sources, AGN, and pulsar-based positioning and timekeeping.
Keywords
Cite
@article{arxiv.2506.08367,
title = {Observatory Science with eXTP},
author = {Ping Zhou and Jirong Mao and Liang Zhang and Alessandro Patruno and Enrico Bozzo and Yanjun Xu and Andrea Santangelo and Silvia Zane and Shuang-Nan Zhang and Hua Feng and Yuri Cavecchi and Barbara De Marco and Junhui Fan and Xian Hou and Pengfei Jiang and Patrizia Romano and Gloria Sala and Lian Tao and Alexandra Veledina and Jacco Vink and Song Wang and Junxian Wang and Yidi Wang and Shanshan Weng and Qingwen Wu and Fei Xie and Guobao Zhang and Jin Zhang and Zhanhao Zhao and Shijie Zheng and Samuzal Barua and Yue-Hong Chen and Yupeng Chen and Shi-Jiang Chen and Liang Chen and Yongyun Chen and Xin Cheng and Yi-Heng Chi and Lang Cui and Domitilla de Martino and Wei Deng and Lorenzo Ducci and Ruben Farinelli and Fabo Feng and Mingyu Ge and Minfeng Gu and Hengxiao Guo and Dawei Han and Xinke Hu and Yongfeng Huang and Jean in't Zand and Long Ji and Jialai Kang and Yves Kini and Panping Li and Zhaosheng Li and Kuan Liu and Jiren Liu and Jieying Liu and Ming Lyu and Alessio Marino and Alex Markowitz and Mar Mezcua and Matt Middleton and Guobin Mou and C. -Y. Ng and Alessandro Papitto and Zhiyuan Pei and Jingqiang Peng and Juri Poutanen and Qingcang Shui and Scaringi Simone and Yang Su and Ying Tan and Xilu Wang and Pengju Wang and Di Wang and Fayin Wang and Junfeng Wang and Mengye Wang and Yusong Wang and Jiancheng Wu and Hubing Xiao and Dingrong Xiong and Xiaojie Xu and Rui Xue and Zhen Yan and Ming Yang and Chuyuan Yang and Wenxin Yang and Wentao Ye and Zhuoli Yu and Yuhai Yuan and Xiao Zhang and Lixia Zhang and Shujie Zhao and Qingchang Zhao and Yonggang Zheng and Wei Zheng and Wenwen Zuo},
journal= {arXiv preprint arXiv:2506.08367},
year = {2025}
}
Comments
accepted for publication in the SCIENCE CHINA Physics, Mechanics & Astronomy