👻🌌💫

#unseen influence #hidden matter #cosmology #ghost particle #astrophysics #universe #non-baryonic matter

⚫🧲🌌

#unseen mass #cosmology #astrophysics #hidden matter #gravity #universe #cosmic density

⬛️⚛️❓

#dark matter particle #particle physics #WIMPs #axions #hidden matter #cosmology #unknown particle #fundamental physics