planet formation

Astronomers have observed an unusual young exoplanet some 150 light-years from Earth that's far more dense for its size and age than thought possible.

Past Dense

This planet just makes no sense.

Like Your First Quarantine Sourdough Attempt, This Exoplanet Is "Surprisingly Dense"

Scientists may have caught pictures of a planet being born around a young star using the European Southern Observatory’s Very Large Telescope.

How is Planet Born

For the first time in history, astronomers say they've spotted a planet forming. The images are beautiful.

Stunning Images Appear to Show a Planet Being Born

These new exoplanets could be "super-Earths" in their size and composition.

Mysterious Young Star Systems Are Changing Our Understanding of Planet Formation

It's even bigger than Neptune. 

A Planet is Born: ALMA Sees the Formation of an Enormous Ice World

Our Sun may have cannibalized some of its children

Our Solar System May Have Had Super-Earths, But the Sun Ate Them

It’s only 10 million years old—practically a newborn compared to our middle-aged Sun.

An Infant, Rogue Planet Has Been Found Lurking in Our Solar Neighborhood

Double Sun Worlds: Stunning Image Reveals Young Planet in Binary System