planetesimals

A Group of Meteorites All Came From a Destroyed Planetesimal With a Magnetic Core

Before our Solar System had planets, it had planetesimals. Scientists think that most of the meteorites that have struck Earth…

7 months ago

Interstellar Asteroid ‘Oumuamua Had a Violent Past

According to the latest study by a team that has been observing 'Oumuamua since it was first discovered, this interstellar…

3 years ago

Finally, the Missing Link in Planetary Formation!

A new study by an international team of scientists may be the "missing link" in our understanding of how planets…

4 years ago

A Mission to a Metal World: The Psyche Mission

In their drive to set exploration goals for the future, NASA's Discovery Program put out the call for proposals for…

5 years ago

“Marstinis” Could Help Explain Why the Red Planet is So Small

[/caption] Mars is a small planet. In fact, for scientists who do solar system modeling, the planet is too small.…

10 years ago

Protoplanets

[/caption] Protoplanets are small celestial objects that are the size of a moon or a bit bigger. They are small…

12 years ago

Planetesimals

[/caption] A planetesimal is an object formed from dust, rock, and other materials. The word has its roots in the…

12 years ago