Vocabulary

• on earth: Used to emphasize a question expressing surprise or anger.
• for life: For the duration of one's life; permanently.
• on the hunt: Actively searching for someone or something.
• in on: To be involved in a secret or plan.
• have to: Must do
• such as: For example; like
• instead of: When one thing is replaced by another
• lead to: To result in some action
• in heat: (Of a female mammal) ready to mate.
• thanks to: Because of; as a result of.
• for instance: As an example.
• into space: Toward or entering the region beyond Earth's atmosphere.
• best known: Most widely or popularly recognized, famous, or familiar.
• have on: To be wearing something.
• out there: In or to a place that is far away
• check out
• potential: Capable of happening or becoming reality
• material: Cloth; fabric
• instance: An example of something; case
• advantage: Thing making the chance of success higher
• interact: To talk or do things with each other
• bacteria: The very small creatures that can cause disease
• curious: Wanting to know more about something
• substance: Essence of; most basic or central qualities
• atmosphere: Air around us
• complex: Group of buildings all used for the same purpose
• explore: To examine something in detail to learn about it
• compound: Series of buildings that are walled or fenced off
• exist: To be present, alive or real
• intriguing: Interesting; arousing your curiosity or wonder
• gravity: (Of a situation) extreme seriousness
• sensitive: Taking offense easily; easily upset or hurt
• universe: All of space that contains planets and stars
• tiny: Very, very small
• sustain: To lengthen or continue to do something
• remain: To be left behind; to continue to exist
• require: To demand that someone does something
• surface: To give (road) a top layer
• organic: Developing naturally and without a set structure
• layer: One of several sheets of a material or object
• era: Period characterized by particular events, people
• harbor: Area of water protected by land and used by ships
• nurture: Care and support given to people as they develop
• speculate: To take risks that might lead to big profits
• formation: Process of creating; making a particular shape
• methane: Colorless gas without smell often used as fuel
• mineral: Substance naturally formed in the ground
• ever: At any time; at all times in the future
• system: Set of organized, planned ideas that work together
• chemistry: The study of the structure of substances
• support: To give assistance or advice to someone
• unfold: (Of a situation) to be told or revealed
• vapor: Tiny droplets or pieces of some substance spread thinly throughout the air
• probe: To carefully examine an issue by asking questions
• microscopic: Too small to be seen with the eyes
• solar: Concerning the sun, or its heat
• space: Empty area kept for a specific reason, like a car
• nitrogen: A colorless chemical element without a smell
• vent: To express anger or grievance loudly/with feeling
• possibly: May be true or likely, but is uncertain
• hide: To go to, or put a thing where it can't be found
• deep: Complex and important
• mount: To attach something to something else
• world: All the humans, events, activities on the earth
• aquatic: Living or growing near or in water
• life: All the living things e.g. animals, plants, humans
• extraterrestrial: Originating, located or occurring outside Earth
• live: To be alive
• earth: Wire connecting an electrical device to the ground
• deduce: To use logic or reason to reach a conclusion
• suspension: Liquid in which fine particles are suspended
• ball: Large dance where people dress formally
• large: Big; of great size; broad, tall, wide, or fat
• titan: Person gigantic or great in size or power