metals

Jupiter is up to 9% Rock and Metal, Which Means it Ate a lot of Planets in its Youth

Jupiter is composed almost entirely of hydrogen and helium. The amounts of each closely conform to the theoretical quantities in…

6 months ago

The Moon Might Be More Metal-Rich Than We Thought

A new study shows that the Moon is more metal-rich than previously thought. That has some far-reaching implications for our…

2 years ago

The First Stars Formed Very Quickly

Based on a new study, it is possible that the first stars in our Universe formed about 1 billion years…

3 years ago

Globular Clusters and the Age-Metallicity Relation

[/caption]   Globular Clusters have a story to tell. These dense clumps of thousands of stars are relics of the…

11 years ago

Poor in one, Rich in another

[/caption]Just over three years ago, I wrote a blog post commemorating the 50th anniversary of one of the most notable…

12 years ago