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t minus 16 seconds sound suppression

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water system has been activated

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protecting discovery in the launch pad

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from acoustical energy

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we have a go for main engine start t

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minus five

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four

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three two

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one

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booster ignition and liftoff of

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discovery hoisting harmony to the

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heavens and opening new gateways for

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international science discovery has

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cleared the tower

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roger roll discovery

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discovery's role maneuver is complete is

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now in a heads-down position on track

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for its flight to the international

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discovery seven miles downrange and

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altitude two statute miles

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flying at 600 miles per hour discovery's

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engines are throttling down as the

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orbiter passes through the area of

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maximum pressure on the vehicle

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discovery eight miles downrange from the

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kennedy space center an altitude of six

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statute miles flying at 900 miles per

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discovery houston go with throttle up

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throttle

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the three engines on board are

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throttling back up at liftoff the fully

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fueled shuttle boosters an external tank

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weighed four and a half million pounds

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the total thrust at launch was six

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million four hundred and twenty five

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thousand thousand pounds

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discovery now thirteen miles downrange

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at an altitude of thirteen statute miles

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flying at one thousand seven hundred

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all systems continue to function well

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three good main engines three good power

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generating fuel cells

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and three good auxiliary power units for

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now 24 miles downrange and an altitude

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23 statute miles flying at 2 700 miles

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per hour

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one minute 58 seconds into the flight

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standing by for burnout and separation

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of the solid rocket boosters

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combined the twin boosters provide 5.3

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million pounds of thrust to propel the

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booster officer here in mission control

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two minutes 25 seconds into the flight

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the propulsion officer here confirms

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that the orbital maneuvering system

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engines are firing providing discovery

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with an extra boost to orbit

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discovery now 58 miles downrange at an

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altitude of 40 statute miles flying at 3

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300 miles per hour

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discovery can reach in the event

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of a single engine failure however all

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three main engines are still operating

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three minutes five seconds into the

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flight discovered an altitude of 47

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statute miles 85 miles downrange from

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the kennedy space center flying at 3 800

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while continuing to go smoothly on

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discovery's climbed orbit on track for

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its link up with the international space

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three minutes and 40 seconds into the

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flight discovery now 124 miles downrange

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at an altitude 57 statute miles flying

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discovery houston negative return

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negative return

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discovery is now flying too high and too

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fast to return to the kennedy space

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center and the shuttle landing facility

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in the event of an engine failure

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however all three main engines still

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continuing to function well discovery at

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an altitude of 62 statute miles flying

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172 miles downrange from the kennedy

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space center at 5

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the orbital maneuvering system engines

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are continuing to function well with

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about four minutes left and that extra

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now four minutes and 45 seconds into the

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flight the environmental systems officer

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confirms that the flash evaporator

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system has been activated to provide

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cooling before the payload bay doors are

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five minutes 22 seconds in the flight

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discovery now 281 miles downrange from

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the kennedy space center

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discovery houston press to ato select

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estrus

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discovery can now reach a lower than

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copy single engine ops 3.

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discovery could now reach a lower than

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plan but a safe orbit on two engines

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should one fail but all three continuing

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to perform well

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the vehicle could also conduct a

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transatlantic abort landing on one

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six minutes and 10 seconds into the

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flight discovery's engines have been

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commanded to swivel single engine estrus

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104

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your shutdown plan is nominal your go

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for the plus x

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discovery houston press tomiko

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that's tamiko

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discovery is now in a heads-up position

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and can reach the planned orbit on two

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engines all three engines continue to

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operate well

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now six minutes and 43 seconds into the

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flight

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discovering an altitude of 66 miles

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discovery houston single engine press

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seven minutes and 15 seconds in the

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flight discovery can reach its planned

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orbit on one engine should two fell

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however all three still performing well

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the flow of fuel from the external tank

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into the three space shuttle main

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engines is equal to that of draining an

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discoveries engines are now throttling

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back to maintain structural limits on

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the orbiter as it approaches loads near

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three times gravity

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now seven minutes 57 seconds into the

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main engine cutoff confirmed now 8

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external tank separation is also

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nine minutes into the flight discovery

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and her crew now in orbit

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pilot george zamka

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flight engineer stephanie wilson

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mission specialist doug

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wheelock discovery houston that was a