Habitability

Astronomers are Starting to Find Planets in Much Longer Orbits. Cooler, More Habitable Planets

We're getting better and better at detecting exoplanets. Using the transit method of detection, the Kepler Space Telescope examined over…

2 weeks ago

1 in 10 Red Giants are Covered in Spots, and They Rotate Surprisingly Quickly

Sunspots are common on our Sun. These darker patches are cooler than their surroundings, and they're caused by spikes in…

3 weeks ago

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…

1 month 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…

1 month 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 months 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 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…

3 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…

3 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…

7 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…

7 months ago