天问二号不仅仅是一项科学探索。它也是中国雄心勃勃的天问三号任务的技术垫脚石。后者将于2028年发射，目标是从火星采集岩石样本并送回地球。美国为实现相同目标的类似计划正面临重大困难。

XICHANG, May 26 (Xinhua) -- China's Tianwen-2 probe is scheduled for launch on May 29, aiming to unravel the mysteries of a near-Earth asteroid and a main-belt comet, the China National Space ...

The Tianwen-2 mission aims to achieve multiple goals over a decade-long expedition: collecting samples from the near-Earth asteroid 2016HO3 and exploring the main-belt comet 311P, which is more ...

China's Tianwen-2 probe is scheduled for launch on May 29, aiming to unravel the mysteries of a near-Earth asteroid and a main-belt comet, the China National Space Administration (CNSA) announced on ...

小行星是太阳系内绕太阳运行的岩石或金属小天体，质量不足以形成球体，多呈不规则形状。作为太阳系形成初期的残留物，小行星蕴含了地球生命和水体起源的重要线索，也蕴藏着“婴儿期”太阳系的关键信息，堪称解码太阳系起源的“时间胶囊”。

China successfully launched its first asteroid sample-return mission, Tianwen-2, in the early hours of May 29, an endeavour ...

2025年5月29日子夜，四川西昌的夜空被橙色火焰撕开一道口子。长征三号乙火箭咆哮着冲向星海，载着天问二号探测器，开启一场长达十年的宇宙探险。这艘中国打造的太空使者，将飞向一颗可能从月球炸飞出来的近地小行星2016 ...

Dragon Boat festivities and zongzi exports surge ahead of traditional holiday; Bangladeshi mangoes enter China for the first ...