Exoplanets
A Neptune-class exoplanet has been found with its atmosphere stripped away
What happens when a giant planet gets stripped of its atmosphere? It leaves behind a giant core, rich in iron…
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…
Another Collection of Newly Forming Planetary Systems. This Time from the Gemini Planet Imager
Over the next decade, several very powerful telescopes will come online. Observing time on these 'scopes will be in high…
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…
Newborn Exoplanets can be Completely Stripped of Their Atmosphere by Stars
Newborn exoplanets can have a tough life. They may form an atmosphere, but that atmosphere can be doomed. Their stars…
It Should Be Easiest to Search for Young Earth-like Planets When They’re Completely Covered in Magma
How did Earth evolve from an ocean of magma to the vibrant, life-supporting, blue jewel it is now? In its…
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…
Powerful Telescope Confirms There’s an Earth-Sized World Orbiting Proxima Centauri
There is an Earth-sized planet only four light years from Earth. Whether it has life is yet to be known.
Extremely Hot Exoplanets Can Have Extreme Weather, Like Clouds of Aluminum Oxide and Titanium Rain
Thanks to the success of the Kepler mission, we know that there are multitudes of exoplanets of a type called…
This is an Actual Image of a Planet-Forming Disc in a Distant Star System
In 2017, astronomers used ALMA (Atacama Large Millimeter/sub-millimeter Array) to look at the star AB Aurigae. It's a type of…