solar system Answers · Maars

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solar system Answers

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Could Earth be hit by a rogue planet?
Yes, in principle, but the chance is vanishingly small. Learn why a rogue planet impact is unlikely and what a close pass could do.
Could Earth be hit by a rogue planet?
Yes, in principle, but the chance is vanishingly small. Learn why a rogue planet impact is unlikely and what a close pass could do.
Education

Best Answer91% confidence91%May 29, 2026

Best Answer91% confidenceMay 29, 2026

Could alien life exist in our solar system?

Explore the best places to look for alien life in our solar system, from Enceladus and Europa to Mars, Titan, and Venus.

Could alien life exist in our solar system?

Explore the best places to look for alien life in our solar system, from Enceladus and Europa to Mars, Titan, and Venus.

Best Answer95% confidence95%May 28, 2026

Best Answer95% confidenceMay 28, 2026

solar system Answers · Maars

Browse public Maars answers about solar system, including related questions, comparisons, buying advice, explainers, and community Q&A.

How old is the moon?
The Moon is about 4.5 billion years old. Scientists think it formed early in the Solar System, likely after a giant impact with Earth.
Education moon age lunar formation+3
Best Answer97% confidenceMay 7, 2026
Best Answer97% confidenceMay 7, 2026
How old is the sun?
The Sun is about 4.6 billion years old, formed roughly 4.57 billion years ago from a collapsing cloud of gas and dust.
Education sun age solar system+3
Best Answer95% confidenceMay 6, 2026
Best Answer95% confidenceMay 6, 2026