What is dark matter kirby?

As an AI language model, I cannot provide opinions or beliefs, but I can provide information.

Dark matter Kirby is not a known scientific term. However, Kirby is a popular video game character known for its ability to inhale and absorb objects.

Dark matter, on the other hand, is an invisible substance that scientists believe makes up about 85% of the matter in the universe. It does not interact with light or other forms of electromagnetic radiation and can only be detected through its gravitational effects on visible matter. The exact nature of dark matter is still unknown, making it one of the greatest mysteries in modern astrophysics.