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youre-almost-certainly-not-being-visited-by-aliens https://www.astronomy.com/science/alien-life/ Alien Life | Astronomy.com The search for evidence of life beyond Earth has fascinated scientists and science fiction writers alike for centuries. https://www.astronomy.com/uploads/2024/12/Aliens-1568x1176.jpg InStock USD 1.00 1.00 alien-life observing article ASY 2024-12-23 2024-12-20 156519
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Alien Life

The search for evidence of life beyond Earth has fascinated scientists and science fiction writers alike for centuries.

Alien Life, Observing

You’re almost certainly not being visited by aliens

Artist's impression of Kepler-1649 c
Alien Life

Could deuterium be the key to finding aliens? 

Illustration of DNA
Alien Life

How we might look for life in the universe — even if we can’t recognize it

Alien Life, Cosmology

Dark energy sheds light on life in the cosmos

Ceres as imaged by Dawn
Alien Life, Solar System

Short-lived organics on Ceres hint at a past ocean — and conditions ripe for life

Alien Life, Exotic Objects

The “Wow! Signal,” not surprisingly, was a dud

Alien Life, Science

Why we aren’t alone in the universe — but might as well be

Cheyava Falls rock on Mars
Alien Life, Science, Solar System

Did Perseverance find hints of ancient martian life?

Alien Life, Exoplanets, Science

Greenhouse gases could indicate alien life — if we ever find them

This artist’s concept shows what exoplanet K2-18b could look like based on science data. Credit: NASA, CSA, ESA, J. Olmsted (STScI), Science: N. Madhusudhan (Cambridge University).
Alien Life, Science

Did we find signs of life on K2-18 b? Not yet, but we might.

Alien Life, Science

Why do astronomers look for signs of life on other planets based on what life is like on Earth?

This artist’s concept shows what exoplanet K2-18b could look like based on science data. Credit: NASA, CSA, ESA, J. Olmsted (STScI), Science: N. Madhusudhan (Cambridge University).
Alien Life, Exoplanets

Possible hints of life found on exoplanet K2-18b – how excited should we be?

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