Near-earth asteroid might be a lost fragment of the moon

A near-Earth asteroid named Kamo`oalewa could be a fragment of our moon, according to a new paper published in Nature Communications Earth and Environment by a team of astronomers led by the University of Arizona.

Did Titan give Saturn its tilt?

Giant planets like Saturn don't just tilt over all by themselves; something has to knock them over, or tug on them gravitationally, to push them off axis. Scientists expect that when new planets are born, they form with almost ...

Scientist proposes a new timeline for Mars terrains

A Southwest Research Institute scientist has updated Mars chronology models to find that terrains shaped by ancient water activity on the planet's surface may be hundreds of millions of years older than previously thought. ...

Canadian will join Moon mission for first time in 2023

A Canadian astronaut will take part in a lunar mission for the first time in 2023, as part of the NASA-led Artemis project, the minister for innovation, science and industry announced Wednesday.

Earth may have captured a stray 1960s-era rocket booster

Earth has captured a tiny object from its orbit around the sun and will keep it as a temporary satellite for a few months before it escapes back to a solar orbit. But the object is likely not an asteroid; it's probably the ...

NASA scientists find depletion of halogens due to giant impact

It's been more than 50 years since the Apollo missions, and in that time, chemical analyses of the recovered lunar materials have revolutionized our understanding of planetary materials. One of the major findings as a result ...

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