A Planetary System With Six Sub-Neptunes Locked in Perfect Resonance

Researchers using TESS and Cheops data found a system with six sub-Neptune-sized planets, all orbiting in direct resonance with each…

4 days ago

It Doesn’t Take Much to Get Tilted Planets

Chinese and Indian astronomers were the first to measure Earth's axial tilt accurately, and they did it about 3,000 years…

6 days ago

Next Generation Space Telescopes Could Use Deformable Mirrors to Image Earth-Sized Worlds

NASA and its commercial partners are working on deformable mirrors (DM) that will allow next-generation telescopes to directly observe exoplanets.

1 week ago

Wow. JWST Just Found Methane in an Exoplanet Atmosphere

If there's one chemical that causes excitement in the search for biosignatures on other worlds, it's methane. It's not a…

2 weeks ago

Civilizations Could Use Gravitational Lenses to Transmit Power From Star to Star

A new paper shows how gravitational lenses could be used to beam power from one star system to another.

1 month ago

Old Data from Kepler Turns Up A System with Seven Planets

NASA's Kepler mission ended in 2018 after more than nine years of fruitful planet-hunting. The space telescope discovered thousands of…

1 month ago

White Dwarfs Could Support Life. So Where are All Their Planets?

Astronomers have found plenty of white dwarf stars surrounded by debris disks. Those disks are the remains of planets destroyed…

1 month ago

Three Planets Around this Sunlike Star are Doomed. Doomed!

According to new research we can start writing the eulogy for four exoplanets around a Sun-like star about 57 light…

1 month ago

JWST Searches for Planets in the Fomalhaut System

The Fomalhaut system is nearby in astronomical terms, and it's also one of the brightest stars in the night sky.…

1 month ago

What’s the Best Way to Find Planets in the Habitable Zone?

Despite the fact that we've discovered thousands of them, exoplanets are hard to find. And some types are harder to…

1 month ago