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Listen to these words.

enclosed

weightlessness

spacewalk

solar sails

enduring

translunar

flyby

commercialization

habitation

spark

spaceflight

jettison

invaluable

orbiter

payload

suspend

Learn the new words!

To delay or stop something from happening.

suspend

The weight an aircraft or spacecraft is carrying.

payload

A spacecraft that will not land, but instead will continue going around a planet or moon.

orbiter

Really useful or precious.

invaluable

To throw from an aircraft.

jettison

Space travel.

spaceflight

To ignite.

spark

A place for living.

habitation

Used in a way so that it makes money.

commercialization

A flight that goes to a planned spot to make observations from above.

flyby

Refers to the path between Earth and the moon.

translunar

Continuing even though something is difficult or painful.

enduring

Shiny surfaces that use sunlight to move vehicles in space.

solar sails

When the astronaut works outside the spacecraft and floats in space.

spacewalk

Not weighing anything or not affected by gravity.

weightlessness

To be closed off or shut in.

enclosed

Now, do the test!

Exercise