In today’s episode, you will learn a series of vocabulary words that are connected to a specific topic. This lesson will help you improve your ability to speak English fluently about a specific topic. It will also help you feel more confident in your English abilities.

1. Payload (Noun): The cargo carried by a spacecraft or rocket, often including scientific instruments, satellites, or other equipment.
   • Example Sentences:
     1. The rocket’s payload included several communication satellites.
     2. Engineers are designing a payload that can carry tourists to the edge of space.
     3. The payload deployment system ensures that the cargo is released safely.
2. Microgravity (Noun): The condition in which people or objects appear to be weightless and experience very low gravitational forces, typically encountered in space.
   • Example Sentences:
     1. Astronauts conduct experiments in microgravity to study how fluids behave in space.
     2. Space tourists will experience microgravity during their brief journey.
     3. Microgravity environments can affect the human body in various ways.
3. Spacecraft (Noun): A vehicle designed for travel or operation in outer space.
   • Example Sentences:
     1. The spacecraft was launched to explore the outer reaches of the solar system.
     2. New spacecraft designs aim to improve passenger comfort.
     3. Spacecraft technology has advanced significantly over the past decades.
4. Trajectory (Noun): The path followed by a projectile or spacecraft under the influence of forces such as gravity and thrust.
   • Example Sentences:
     1. Calculating the trajectory of the spacecraft was crucial for a successful mission.
     2. The rocket’s trajectory needed to be adjusted to reach the correct orbit.
     3. Scientists analyze the trajectory of asteroids to predict potential collisions with Earth.
5. Suborbital (Adjective): Describing a flight or path that reaches the edge of space but does not complete an orbit around Earth.
   • Example Sentences:
     1. The suborbital flight allowed tourists to experience a few minutes of weightlessness.
     2. Suborbital missions are often used for scientific experiments and testing new technologies.
     3. Unlike orbital flights, suborbital trips return to Earth without making a full orbit.

Space tourism, a relatively new field, involves commercial space flights that take passengers beyond Earth's atmosphere. These flights can be either suborbital, reaching a brief period of weightlessness before returning to Earth, or orbital, achieving a stable orbit around the planet. The spacecrafts used for space tourism are designed to accommodate passengers and provide a safe and enjoyable experience. During flight, passengers can experience the unique sensation of microgravity and witness stunning views of Earth from space. The payload of a space tourism flight includes the spacecraft, passengers, and any necessary equipment or supplies. Don’t worry, the precise trajectory of the flight is carefully planned to ensure a safe and successful journey.

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