Interjection
1. A term used by Aussie's to express a job well done.
2. Aussie slang for "Thanks" or any other gratitude

The safeguarding of Earth and other worlds from biological cross-contamination (i.e. billionaires with too much time on their hands).

Also known as “planetary protection.” Planetary protection / quarantine “reflects both the unknown nature of the space environment and the desire of the scientific community to preserve the pristine nature of celestial bodies until they can be studied in detail.”

There are two types of interplanetary contamination. Forward contamination is the transfer of viable organisms from Earth to another celestial body. Back contamination is the transfer of extraterrestrial organisms, if such exist, back to the Earth's biosphere.

A phrase used to denote congratulations or happiness with deeds.

Kudos, Congratulations, Way to go? FIrst place I heard it was on Andy of Mayberry.

Another way of showing you are impressed/proud/excited by someone elses actions.

Often used in a father to son chat about something the son has done well (maybe at school).

"Nice one mate!" & "Well done son!" may also be used

An expression similar to "good job" or "nice going."

Also used as "goodonim" or "goodoner"

good job, lookin' sharp, nice; etc.