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 · 17h

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.

Dagens.com India (Eng) on MSN · 1d

Scientists Find Bacteria in Asteroid Samples

Excitement turned to surprise when scientists studying asteroid Ryugu samples found elongated microorganisms. Were they alien life? Not quite. Despite rigorous handling, the samples were contaminated with Earth-based bacteria.

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 ...

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 ...

KPFA13h

Angry Planet

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

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