The first successful one was named Spurtnik-I.
There were a lot of earlier unsuccessful attempts.
Columbia
laika
Yuri gagarin-
Explorer 1
German V2
The first cat that sent to the space was Felicette
Mercury.
Columbia
laika
Yuri gagarin-
it was called pinkie
The USSR's Sputnik was the first artificial satellite.
Explorer 1
German V2
Sigue Sigue SPUTNIK
The first rocket the US sent up into space was the Jupiter C launch vehicle and its payload was Explorer 1 the first American Satellite.
Laika a dog was the first animal in space it was sent by the soviet union