Living Person

STS-121
is

STS-121

As of April 13, 2026

19 years old
9 months!

Days Until Birthday

81 days

Days Since Birth

7,223 days
elapsed

Date of Birth

(July 4born, 2006 ) is

Tue
Day

Dog
Year

* Calculated from Wikipedia data.
Accuracy is not guaranteed.

Cosmic Age Calculator

Moon

264.4 years old

Mercury

82.1 years old

Venus

32.1 years old

Mars

10.5 years old

Jupiter

1.7 years old

Saturn

0.7 years old

* Calculated based on each planet's orbital period.

STS-121
Fossum and Sellers on the end of Discovery's Orbiter Boom Sensor System during the mission's first EVA
NamesSpace Transportation System-121
Mission typeISS logistics
OperatorNASA
COSPAR ID2006-028A Edit this at Wikidata
SATCAT no.29251Edit this on Wikidata
Mission duration12 days, 18 hours, 37 minutes, 54 seconds
Distance travelled8,500,000 kilometres (5,300,000 mi)
Orbits completed202
Spacecraft properties
SpacecraftSpace Shuttle Discovery
Launch mass121,092 kilograms (266,962 lb)
Crew
Crew size7 up
6 down
Members
Launching
Start of mission
Launch dateJuly 4, 2006, 18:37:55 (2006-07-04UTC18:37:55Z) UTC
Launch siteKennedy, LC-39B
End of mission
Landing dateJuly 17, 2006, 13:14:43 (2006-07-17UTC13:14:44Z) UTC
Landing siteKennedy, SLF Runway 15
Orbital parameters
Reference systemGeocentric
RegimeLow Earth
Perigee altitude352.8 kilometres (219.2 mi)
Apogee altitude354.2 kilometres (220.1 mi)
Inclination51.6 degrees
Period91.6 minutes
Docking with ISS
Docking portPMA-2
(Destiny forward)
Docking date6 July 2006 14:52 UTC
Undocking date15 July 2006 10:08 UTC
Time docked8 days, 19 hours, 16 minutes

(L-R) Wilson, Fossum, Lindsey, Sellers, Kelly, Reiter, Nowak.
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