Planetary Formation

Many Sunlike Stars Gobbled up Some of Their Planets

New research shows that other sunlike stars in our galaxy aren't so kind to their planets. Up to a quarter…

3 weeks ago

This is how you get Tatooines. Binary Star Planet Formation

One of the less appreciated aspects of George Lucas’ vision for Star Wars was that he predicted the existence of…

2 months ago

The Sun is Mellow Yellow Today. Billions of Years Ago? Not So Much

Planetary formation theory has been undergoing a lot of changes recently, with an ever expanding litany of events that can…

2 months ago

Does Mercury Have a big Iron Core Because it’s so Close to the Sun’s Magnetic Field?

Magnetic fields are great for lots of things - directing explorers, levitating trains, and containing nuclear fusion reactions are just…

3 months ago

Astronomers see an Accretion Disk Where Planets are About to Form

Planet formation is notoriously difficult to study.  Not only does the process take millions of years, making it impossible to…

3 months ago

Planets may Start Forming Before the Star is Even Finished

Planets form from the accumulation of countless grains of dust swirling around young stars. New computer simulations have found that…

4 months ago

Magnetic Fields Help Shape the Formation of New Planets

In all of scientific modeling, the models attempting to replicate planetary and solar system formation are some of the most…

7 months ago

Astronomers are now Finding Planetary Disks Around the Smallest, Least Massive Stars

Astronomers have been watching planetary systems form around sun-like stars for decades. And now, new observations with the ALMA telescope…

8 months ago

What Did The Solar System Look Like Before All The Planets Migrated?

Early planetary migration in the solar system has been long established, and there are myriad theories that have been put…

8 months ago

Spiral-shaped Planetary Disks Should Be More Common. Giant Planets Might Be Disrupting Their Formation

Planetary system formation is a process that involves astounding and complex forces.  Humans have only just started trying to understand…

10 months ago