1957 · Soviet Space Program
Sputnik 1
successSputnik 8K74PS | Sputnik 1
First artificial satellite consisting of a 58 cm pressurized aluminium shell containing two 1 W transmitters for a total mass of 83.6 kg.
Overview
- Date / time
- October 4, 1957 at 07:28 PM UTC
- Outcome
- success
- Launch site
- 1/5
- Mission
- Sputnik 1
- Mission type
- Test Flight
- Orbit achieved
- Low Earth Orbit