Adisease that appeared recently and is rapidly increasing or threatening to increase in the near future is referred to as:

Hello!

"Epidemic" is the word that is commonly used to describe a new, suddenly increasing disease. However, the term "outbreak" is also often used. These terms are both used to describe a disease that is rapidly increasing or threatens to increase.
Sudden diseases may also result in a quarantine. This means that a certain section of a building, town, state, etc. restricts people from traveling in and out. Quarantines are used to prevent the disease from spreading further and harming more people.

I hope this helps you!

The soviet union beat the us to the first successful launch, with the october 4, 1957, orbiting of sputnik 1, and later beat the us to have the first human in earth orbit, yuri gagarin, on april 12, 1961. the "race" peaked with the july 20, 1969, us landing of the first humans on the moon with apollo 11