terrestrial planet news

Japan's priceless asteroid Ryugu sample got 'rapidly colonized' by Earth bacteria

"The fact that terrestrial microbes are the Earth's best colonizers means we can never completely discount terrestrial contamination."

Live Science on MSN · 16h

Samples of 'alien' asteroid Ryugu are crawling with life — from Earth

Scientists have found microorganisms crawling over a sample retrieved from the 200 million-mile-distant asteroid Ryugu. But they almost certainly came from Earth.

Digital Trends · 6h

Life found on Ryugu asteroid sample, but it’s not as exciting as it sounds

A recent discovery made by scientists working with a sample of rock from outer space highlights one of the huge challenges that such work involves.

YAHOO!News · 20h

Signs of Life in Asteroid Sample Turn Out to Be Something Embarrassing

Last year, researchers excitedly announced that they had found two organic compounds essential for living organisms in samples retrieved from an asteroid called Ryugu. The Japanese Space Agency's Hayabusa2 spacecraft obtained the samples from the space rock in 2019.

Hosted on MSN1d

Earth Bids Goodbye to Its 'Mini-Moon,' as Astronomers Investigate Where Our Planet's Asteroid Companion Came From

After almost two months of companionship, Earth has just lost its “mini-moon.” On Monday, the asteroid dubbed 2024 PT5 was ...

Earth parts ways with its temporary ‘second moon’

A temporary “mini- moon ” orbiting the Earth for the last two months drifted away on Tuesday, resuming its journey around the ...

Live Science on MSN2d

Earth's '2nd moon' escapes our planet's orbit — will it ever return?

The mini-moon 2024 PT5, which has been orbiting Earth for two months and is likely a chunk of the moon, will now drift away ...

PBS6y

Origins: Where Are the Aliens?

These planets are relatively small in size and in mass. A terrestrial planet has a solid rocky surface, with metals deep in its interior. In the solar system, these planets are closer to the sun ...

KPFA12h

Angry Planet

What if Earth were furious with humanity? What if revolutionaries took their cues from an unruly planet? Anne ...

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