結果 : when was the first satellite launched usa
3:31

Explorer 1: First U.S. Satellite

NASA Jet Propulsion Laboratory
48,255 回視聴 - 6 年前
6:15

How the US Launched Its First Satellite

SciShow Space
118,700 回視聴 - 6 年前
4:38

How America's First Satellite Helped Create NASA

NASA Goddard
40,352 回視聴 - 6 年前
1:05

Sputnik, the world's first satellite launched 60 years ago today

The Telegraph
33,112 回視聴 - 6 年前
0:54

OTD in Space – March 17: U.S. Launches Its Second Satellite, Vanguard 1

VideoFromSpace
2,331 回視聴 - 6 年前
1:21

First British Satellite Launch

Bloomberg Television
4,927 回視聴 - 1 年前
0:49

OTD in Space – March 26: U.S. Army Launches Explorer 3 Satellite

VideoFromSpace
1,268 回視聴 - 6 年前
1:52

Explorer 1: America’s First Satellite and the Future of Exploration

NASA Jet Propulsion Laboratory
27,934 回視聴 - 6 年前
0:46

BIS Space Chronicle | 1958: The US places its first satellite into orbit

The British Interplanetary Society
41 回視聴 - 7 年前
1:27

Today in History: U.S. successfully launches its first satellite into orbit

Associated Press
823 回視聴 - 8 か月前
2:11

U.S. spy satellite launched into space

CNN
46,801 回視聴 - 11 年前
2:07

Sputnik 1 - Earth’s First Artificial Satellite

SciNews
150,689 回視聴 - 6 年前
28:41

LAUNCH OF EXPLORER 1 SATELLITE 1958 "THE BIG PICTURE" EPISODE 71512

PeriscopeFilm
17,369 回視聴 - 9 年前
1:49

SYND 1 9 74 LAUNCHING OF THE FIRST USA DUTCH SATELLITE FROM VANDENBERG AIR BASE, CALIFORNIA

AP Archive
112 回視聴 - 9 年前
16:28

How The First TV Satellite Changed The World - Communications Satellites Part 2

Scott Manley
164,573 回視聴 - 1 年前
10:59

That Time the U.S. Accidentally Nuked Britain's First Satellite

Today I Found Out
129,142 回視聴 - 5 年前
4:29

The Interservice Rivalry that Delayed America's First Satellite Launch

The Vintage Space
18,618 回視聴 - 8 年前
3:11

Explorer 1: America’s First Satellite

NASA Jet Propulsion Laboratory
16,800 回視聴 - 7 年前
1:40

America's First Satellite Attempt: Vanguard 1

Cosmosphere
194 回視聴 - 2 年前
6:43

Sputnik Remembered; First Satellite Launched 4 Oct. 1957

Euractiv
40,147 回視聴 - 17 年前