planet

An Entirely New Kind of Highly Reactive Chemical Has Been Found in The Atmosphere

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An Entirely New Kind of Highly Reactive Chemical Has Been Found in The Atmosphere

Every lungful of air we suck down is mostly made up of nitrogen, with a generous helping of oxygen, and a dash of carbon dioxide. But dusting this atmospheric soup is a whole encyclopedia of different compounds and elements, some of which we can only speculate about. One of those mysteries just came into focus, … Read more

The physics of accretion: How the universe pulled itself together

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The physics of accretion: How the universe pulled itself together

Gathering dust Every star grows up on its own schedule. The protostar stage is like a star’s volatile teen years. When its accretion disk stabilizes and material stops falling into the core, it becomes a main sequence star. There may still be a debris disk and the planets around might still be figuring out where … Read more