Proton-M
Short answer: Proton-M is a Russian heavy-lift rocket. On July 2, 2013, one carrying three GLONASS navigation satellites veered off course right after liftoff from Baikonur and crashed; investigators found angular velocity sensors had been installed upside down.
On May 16, 2015, another Proton-M failed during ascent and lost Mexico's MexSat-1 satellite. The footage shows the 2013 crash.
What should you know about Proton-M?
Quick facts. Each one stands alone and has a stable ID you can cite.
Russian heavy-lift rocket.
GLONASS launch crashed.
Video transcript: Proton-M: On July 2, 2013, a Proton-M Veered and Crashed Seconds After Liftoff
Did you know the Proton-M, a Russian heavy-lift launch vehicle, has faced several significant failures over the years, notably the crash on July 2nd, 2013, when a rocket carrying three GLONAS navigation satellites lost control and exploded shortly after liftoff. Due to angular velocity sensors being installed upside down, another failure occurred on May 16th, 2015, when a Proton-M carrying a Mexican satellite failed after launch, marking another setback for Russia's space program. NOW YOU KNOW!
Burned-in captions, read frame by frame (see transcript.md) · 27.0s Reel ·
The write-up
On July 2, 2013, a Proton-M veered and crashed seconds after liftoff. Its angular velocity sensors had been installed upside down.
- Exhibit A
Type
Russian heavy-lift rocket.
- Exhibit B
2013
GLONASS launch crashed.
- Exhibit C
Cause
Sensors installed upside down.
- Exhibit D
2015
MexSat-1 lost.
- Exhibit E
Site
Baikonur.
Questions people ask about Proton-M
When did the GLONASS launch crash?
Seconds after liftoff.
Source: Write-up · Exhibit A (Type) · Wikipedia: Proton-M
Cause in 2013?
Assembly error.
Source: Write-up · Exhibit B (2013) · Wikipedia: Proton-M
What was lost in 2015?
Mexican satellite.
Source: Write-up · Exhibit C (Cause) · Wikipedia: Proton-M
Where launched?
Kazakhstan.
Source: Write-up · Exhibit D (2015) · Wikipedia: Proton-M
What kind of rocket?
Proton.
Source: Write-up · Exhibit E (Site) · Wikipedia: Proton-M
Test Your Knowledge
All quizzes →5 questions, all from this case file. Answers are revealed instantly.
When did the GLONASS launch crash?
- July 2, 2013
- May 16, 2015
- 2001
- 2020
Show the answer
Answer: A. July 2, 2013 Seconds after liftoff. Source: Write-up · Exhibit A (Type) · Wikipedia: Proton-M
Cause in 2013?
- Sensors upside down
- Lightning
- Fuel leak
- Bird strike
Show the answer
Answer: A. Sensors upside down Assembly error. Source: Write-up · Exhibit B (2013) · Wikipedia: Proton-M
What was lost in 2015?
- MexSat-1
- Hubble
- ISS module
- Starlink
Show the answer
Answer: A. MexSat-1 Mexican satellite. Source: Write-up · Exhibit C (Cause) · Wikipedia: Proton-M
Where launched?
- Baikonur
- Cape Canaveral
- Kourou
- Plesetsk
Show the answer
Answer: A. Baikonur Kazakhstan. Source: Write-up · Exhibit D (2015) · Wikipedia: Proton-M
What kind of rocket?
- Heavy-lift
- Sounding rocket
- Suborbital
- Reusable
Show the answer
Answer: A. Heavy-lift Proton. Source: Write-up · Exhibit E (Site) · Wikipedia: Proton-M
Cite this case file
Easterling, Marcus. "Proton-M." The Detail Department (DetailEnjoyer), case file DD-451, last updated Jan 8, 2025. https://detailenjoyer.com/case/proton-m/
Permalink: https://detailenjoyer.com/case/proton-m/ · Last updated
Cite a single fact by its ID, for example DD-451-F01 → https://detailenjoyer.com/case/proton-m/#DD-451-F01
