La - Materia Oscura

Unknown; it is not made of the same protons, neutrons, and electrons (baryonic matter) that make up stars, planets, and human beings.

A hypothesized type of neutrino that does not interact via the weak force at all, making them harder to detect than regular neutrinos. 🛰️ Current Search Efforts La materia oscura

Using space telescopes like Fermi to look for gamma rays or antimatter produced when dark matter particles annihilate each other in deep space. Unknown; it is not made of the same