The first man-made object to successfully achieve earth orbit was Sputnik-1, launched by the Soviet Union (USSR) on October 4, 1957.
The Russian satellite Sputnik
Sputnik 1 was lauched on October 4 1957 by Russia.
The first American object launched into space was the Explorer 1 satellite on January 31, 1958. It was the first satellite to be successfully put into orbit by the United States.
The first weather satellite was invented in the United States. The TIROS-1 (Television Infrared Observation Satellite) was launched by NASA in 1960 and was the first satellite to successfully transmit weather images from space.
Explorer-1 was the first U.S. satellite successfully launched into space, in January 1958. Alan Shepard was the first U.S. man launched into space, in January 1961.
The first launch that successfully placed an artificial satellite in earth orbit was conducted by the USSR (Soviet Union) in October, 1957. That artificial satellite was known as Sputnik I.
On October 4, 1957, the Soviet Union successfully launched the first satellite into space, named as Sputnik I.
The first satellite, Sputnik 1, was built by the Soviet Union and launched into space on October 4, 1957. It marked the beginning of the space age and the start of the space race between the United States and the Soviet Union.
from satish dhawan space center ,sriharikota
NASA successfully launched its first satellite, Explorer 1, on 31 January 1958. NASA launched the first American into space, Alan Shepard, on 5 May 1961.
The first man-made object to successfully be placed in Earth orbit was dubbed "Sputnik". It was launched from the Baikonur Cosmodrome in Kazakhstan ... part of the USSR at the time ... on October 4, 1957.
The USSR's Sputnik was the first artificial satellite.