The Imprint of an Invisible Giant
Most Jupiter-like exoplanets go undetected. But do they leave a mark on the more easily detectable inner terrestrial worlds?
Moonetesimals likely form relatively quickly
The absence of dusty circumplanetary disks around young giant planets suggests moonetesimals grow relatively quickly.
Adventure to an Asteroid: JAXA’s Hayabusa2 visits Ryugu
Earlier this year, JAXA landed a spacecraft on an asteroid — one that can hopefully tell us about the solar system’s past, and how life on Earth came to be.
An interplanetary collision — in a distant planetary system
Interplanetary collisions can explain a number of phenomena in our own solar system — here’s evidence of such a crash shaping the formation of two distant planets. Translate from an Astrobitos bite by Elena Gonzales Egea.
First Photos of a Baby Planet
To understand planet formation, we need to observe newborn planets that are in their earlier stages of development. This is exactly what was discovered around PDS 70 – the first young, forming planet around a protostar of this age. Read more to learn about what we saw, and how we got that data!
Peas in a Pod?
Neighboring exoplanets appear to come in similar sizes. But is this a result of observational bias?