China's Tianwen-2 Probe Arrives at Asteroid for Sample Collection

WHO:

DW.com - China's space probe is operated by the China National Space Administration (CNSA).

DW.com - President Xi Jinping refers to China's ambitions in space as the "space dream."

WHAT:

DW.com - The Tianwen-2 mission is expected to continue for about a decade after completing its operations at the asteroid, as the main spacecraft will travel toward a comet in the asteroid belt.

DW.com - The Tianwen-2 space probe has reached the near-Earth asteroid Kamo'oalewa.

DW.com - The probe traveled approximately 1 billion kilometers (620 million miles) over more than a year.

DW.com - The Tianwen-2 is the first Chinese attempt to collect samples from an asteroid.

DW.com - The probe is currently 20 kilometers (12 miles) away from the asteroid, which is also known as 2016 HO3.

DW.com - The asteroid measures just a few dozen meters in diameter.

DW.com - The CNSA stated that the probe will conduct detailed scientific exploration to acquire data on the asteroid's morphology, material composition, and internal structure.

DW.com - The Tianwen-2 will release a module to transport collected samples back to Earth, with arrival scheduled for late 2027.

WHERE:

DW.com - The asteroid Kamo'oalewa was discovered from Hawaii in 2016.

DW.com - The probe was launched from China.

WHEN:

DW.com - The Tianwen-2 mission was launched in May 2025.

DW.com - The arrival of the sample return module is scheduled for late 2027.

WHY:

DW.com - The current mission follows previous sample collection missions by Japan and the US, indicating China's intent to catch up in deep-space exploration.

DW.com - The mission is part of China's efforts to match or overtake the US and Europe in deep-space exploration.

DW.com - Scientists believe that asteroid samples could provide insights into the solar system's formation and evolution.

HOW:

DW.com - The Tianwen-2 was launched on a Long March-3B Y110 rocket.

(UPDATED July 7, 2026 01:37 UTC)

The Tianwen-2 mission is set to continue for about a decade after it completes its operations at the asteroid, as the main spacecraft will then travel toward a comet in the asteroid belt. This mission follows earlier sample collection efforts by Japan and the US, highlighting China's ambition to catch up in the field of deep-space exploration. As the mission progresses, it will mark a significant step in China's ongoing commitment to advancing its capabilities in space.

--

(UPDATED July 6, 2026 14:14 UTC)

China's Tianwen-2 space probe, operated by the China National Space Administration, has successfully reached the near-Earth asteroid Kamo'oalewa after traveling about 1 billion kilometers over more than a year. Currently just 20 kilometers away from the asteroid, which measures only a few dozen meters in diameter, the probe will conduct detailed scientific exploration to gather data on its morphology, material composition, and internal structure, with plans to return samples to Earth by late 2027. This mission, launched in May 2025, is part of China's broader ambitions in space, as President Xi Jinping refers to these efforts as the "space dream."