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Capsule with clues about solar system's origins lands on Earth

The small capsule turned into a fireball as it re-entered the Earth's atmosphere and landed in a remote part of Australia.

A long exposure shows the light trail of a re-entry capsule, carrying samples collected from a distant asteroid after being released by Japanese space probe Hayabusa-2, entering the Earth's atmosphere as seen from Coober Pedy in South Australia early on December 6, 2020.
Image: A long exposure shows the light trail of the capsule's re-entry in South Australia
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A space probe carrying samples from an asteroid has been retrieved from the remote Australian outback after a six-year mission.

The capsule from the unmanned Hayabusa2 carried the first extensive samples of dust from an asteroid.

It lit up as it re-entered Earth's atmosphere early on Sunday and landed in the Woomera restricted area, about 285 miles north of Adelaide.

It was then flown by helicopter from its landing in Australia to a domestic research facility owned by the Japan Aerospace Exploration Agency (JAXA).

The capsule (the light to the left of the spacecraft) detaches in a simulation. Pic: JAXA
Image: The capsule (the light to the left of the spacecraft) detaches in a simulation. Pic: JAXA

Yuichi Tsuda, a project manager for the agency, told Japanese broadcaster NHK: "This is great.

"It was a beautiful re-entry. We are all very moved by this."

The capsule's samples could contain clues to the origin of the solar system, Japan's space agency has said.

More from Japan

The capsule - just 15 inches (40cm) in diameter - had detached from the Hayabusa2 craft 136,700 miles (220,000km) from Earth.

Celebrations in the control room as separation is confirmed. Credit: JAXA
Image: Celebrations in the control room as separation is confirmed. Credit: JAXA

The subsurface samples it is carrying - the first ever to be collected from an asteroid - may contain information about life on our planet.

It is believed the data may be unaffected by space radiation and other environmental factors.

The Hayabusa2 spacecraft. Pic: JAXA
Image: The Hayabusa2 spacecraft. Pic: JAXA

Hayabusa2 left the asteroid, Ryugu, a year ago, after spending 18 months nearby. Ryugu is about 180 million miles (300 million km) from Earth.

Hayabusa2 will now capture images of the capsule, before heading for another small asteroid called 1998KY26, in a journey expected to take 10 years.

NASA's OSIRIS-REx spacecraft recently made a successful touch-and-go grab of surface samples from asteroid Bennu.