Extrasolar Planets

There are Natural Starshades Out There, Which Would Help Astronomers Image Exoplanets

A new study by an international team of astronomers has shown that eclipsing binary stars could act as a natural…

2 weeks ago

Do the TRAPPIST-1 Planets Have Atmospheres?

A new study takes a hard look at the TRAPPIST-1 system to determine if its seven exoplanets could have viable…

4 weeks ago

Do Hot Jupiters Form Close in, or Do They Migrate? A Newly-Discovered Planet Might Help Answer This

The recent discovery of a very young gas giant could offer clues about how "Hot Jupiters" form and whether or…

1 month ago

Tiny Cubesat Detects an Exoplanet

A team of MIT researchers have observed a Super-Earth using a CubeSat, making it the smallest satellite to study an…

2 months ago

What Are Some Clues to the Climates of Exoplanets?

Researchers from the Carl Sagan Institute have created a new model for assessing the habitability of exoplanets that orbit different…

3 months ago

Fomalhaut’s Planet Has Gone Missing, But it Might Have Been Something Even More Interesting

Ongoing observations of the Fomalhaut system using Hubble data has revealed that the mysterious "disappearing" exoplanet may not have been…

4 months ago

Astronomers Find a Six-Planet System Which Orbit in Lockstep With Each Other

Astronomers have found a star system with six exoplanets that orbit with an almost perfect 3:2 resonance.

4 months ago

Astronomers Might Have Imaged a Second Planet Around Nearby Proxima Centauri – and it Might Have a Huge Set of Rings

A new study by a team using data from the Very Large Telescope's SPHERE instrument, may have caught a direct…

4 months ago

An Earth-Sized World Orbiting in its Star’s Habitable Zone Was Found in Older Kepler Data

Searching through archival Kepler data has revealed another exoplanet around Kepler-1649, the most Earth-like exoplanet discovered to date

4 months ago

Five Snapshots of how the Earth Looked at Key Points in its History Could Help us Find Habitable Exoplanets

A study by Cornell's Carl Sagan Institute provides models of how Earth looked like over time, which could help us…

4 months ago