Habitability

More Evidence that Europa’s Oceans Could be Habitable

At first glance, Jupiter's moon Europa doesn't seem much like Earth. It's a moon, not a planet, and it's covered…

3 months ago

Astronomers Estimate There Are 6 Billion Earth-Like Planets in the Milky Way

Six billion Earth-like planets in the Milky Way? If true, that's astounding. But the number needs some context. The Milky…

3 months ago

Ocean Circulation Might Be the Key to Finding Habitable Exoplanets

We've found thousands and thousands of exoplanets now. And spacecraft like TESS will likely find thousands and thousands more of…

4 months ago

Worlds With Hydrogen in Their Atmospheres Could Be the Perfect Place to Search for Life

We're waiting patiently for telescopes like the James Webb Space Telescope to see first light, and one of the reasons…

5 months ago

NASA’s Perseverance Rover is Going to Jezero Crater, Which is Looking Better and Better as a Place to Search for Evidence of Past Life on Mars

In 2018, NASA decided that the landing site for its Mars 2020 Perseverance rover would be the Jezero Crater. At…

5 months ago

Astronomers Define the “Really Habitable Zone”. Planets Capable of Producing Gin and Tonic

A hospitable star that doesn't kill you with deadly flares. A rocky planet with liquid water and an agreeable climate.…

6 months ago

How Will Clouds Obscure the View of Exoplanet Surfaces?

A new study shows how the presence of a cloud layer could make it harder for the James Webb Space…

6 months ago

Here’s What the Climate Might Look Like on Proxima Centauri B

NASA scientists have run simulations that show what the climate on Proxima b might be like, with encouraging results!

8 months ago

The Perfect Stars to Search for Life On Their Planets

We tend to think of our Earthly circumstances as normal. A watery, temperate world orbiting a stable yellow star. A…

8 months ago

TESS Finds its First Earth-Sized World in the Habitable Zone of a Star

NASA's TESS (Transiting Exoplanet Survey Satellite) has found its first Earth-sized planet located in the habitable zone of its host…

8 months ago