Cosmology Terms

noun the fact or state of living or having objective reality

adjective existing or occurring in reality; having actual existence

• The philosopher pondered the existence of life beyond our own planet.
• I often wonder about the existence of ghosts in old buildings.
• Dude, do you ever think about the existence of aliens?
• The artist's painting captured the existence of pain and suffering in a beautiful way.

noun a concept describing something that is limitless or endless in space, time, or quantity

• The concept of infinity has intrigued mathematicians and philosophers for centuries.
• I could stare at the stars for infinity and never get bored.
• I'm in love with that new song, I could listen to it for infinity!
• Her kindness seemed to stretch to infinity, always willing to help others.

noun a branch of philosophy that deals with the first principles of things, including abstract concepts such as being, knowing, substance, cause, identity, time, and space

• The study of metaphysics delves into the nature of reality and existence.
• I find metaphysics to be a fascinating subject that explores the fundamental nature of being.
• Metaphysics is like deep philosophical stuff that makes your brain hurt.
• In the realm of metaphysics, we question the very fabric of reality itself.

noun A location where stars are formed

• A stellar nursery is a region in space where new stars are formed from the gas and dust in the interstellar medium.
• Did you know that a stellar nursery is like a 'baby factory' for stars in outer space?
• Yo, check out that stellar nursery where all the new stars are being born!
• The artist's studio was a stellar nursery for creativity, where new ideas were constantly being formed and brought to life.