"Even if a planet is in the habitable zone, if it has too small a water inventory, it transitions to an uninhabitable state." ...

This January, the night sky promises a celestial spectacle as four planets dance across the sky. Venus, Saturn, Jupiter, and ...

Astronomers have discovered 85 possible exoplanets outside the Solar System which could potentially sustain life after ...

So scientists are using different methods to see if there is life on planets other than the Earth. Space probes can explore other planets without needing astronauts. Some of the missions ...

The resulting products were ionized; their mass-to-charge ratios were determined based on the time it took for them to reach ...

Most of us are reserving judgment on whether there is intelligent life on other planets; we haven’t even found bacteria yet, much less a race of aliens with Internet service and takeout food.

The discovery comes just days before what is anticipated to be a bumper year for exoplanet discovery, with the James Webb Space Telescope scheduled to release more data.

Unlike the other planets, Uranus spins on its side ... is about 4.6 billion years old and it is about half way through its life. Every object in our Solar System is held in place by the Sun ...

But what if other environments ... and structures can mimic the planetary conditions that enable life without the planet. They can let light in for photosynthesis while blocking UV light.

Astronomers from the United States and Scotland have published a paper examining space environments other than planets that can support life. In a paper published in the academic journal ...