Habitability

Deep Down in Ocean Worlds, it’s Difficult to Tell Where the Oceans End and the Rock Begins

We all know what water is. And what rock is. The difference is crystal clear. Well, here on Earth it…

2 years ago

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…

2 years ago

A 2nd Planet has been Confirmed for Proxima Centauri

Our closest stellar neighbour is Proxima Centauri, a small red dwarf star about 4.2 light years away from us. It's…

2 years ago

Astronomers Have Found the Star/Exoplanet Combo That’s the Best Twin to the Sun/Earth

At times, it seems like there's an indundation of announcements featuring discoveries of "Earth-like" planets. And while those announcements are…

2 years 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…

3 years 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…

3 years 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…

3 years 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…

3 years ago

Without a Magnetosphere, Planets Orbiting Flare Stars Don’t Stand a Chance

Earthlings are fortunate. Our planet has a robust magnetic shield. Without out magnetosphere, the Sun's radiation would've probably ended life…

3 years ago

Snowball Exoplanets Might Be Better for Life Than We Thought

When astronomers discover a new exoplanet, one of the first considerations is if the planet is in the habitable zone,…

3 years ago