Tag Archives: Tom Stafford

[June 8, 1966] Pyrrhic Victory (the flight of Gemini 9)


by Gideon Marcus

Keeping Score

It is remarkable to think how different the Space Race was just a little over a year ago.  Mercury was long past.  The Soviets had just stunned the world with two Voskhod flights.  One of them had carried three cosmonauts in space.  The other was the base for the first spacewalk.  We all waited with bated breath for Voskhod 3, sure it would leave American space efforts in the dust.

But it never happened.

The week after Voskhod 2, Gemini 3 went up.  A modest flight, barely a repeat of Glenn's mission, but with two people.  In June, Gemini 4 featured America's first spacewalk.  August's Gemini 5 mission lasted an unprecedented eight days.  December saw two Gemini (6 and 7) perform the first controlled space rendesvous.  And in March of this year, Gemini 8 accomplished the first docking in orbit.

Where are the Russians?  Indeed, the greatest threat to American space supremacy in the latest mission of Gemini 9, just concluded two days ago, was Mr. Murphy and his old back of tricks.

Prince of the Pad

Scheduled for May 17, 1966, Gemini 9 was supposed to be the first real all-up test of the two-seat spacecraft.  Astronauts Tom Stafford (veteran of Gemini 6) and Gene Cernan would dock with an Agena and conduct a spacewalk.  If successful, this would demonstrate all of the techniques and training necessary for a trip to the Moon. 

The first bit of bad luck involved the Agena docking adapter.  Shortly after liftoff on the 17th, one of the booster engines gimballed off center and propelled rocket and Agena into the Atlantic ocean.  The two astronauts, bolted into their Gemini capsule for a launch intended for just a few minutes after, had to abort their mission.

Luckily, NASA had a back-up: the Augmented Target Docking Adapter (ADTA).  The ADTA was basically an Agena without the engine.  A Gemini could practice docking with it, but the ADTA can't be used as an orbital booster for practice of the manuever that Apollo will employ when it breaks orbit to head for the Moon.

ADTA went up on June 1, no problem.  But just seconds before launch, the Gemini 9 computer refused navigational updates from the Cape.  The launch window was missed, and once again, Tom and Gene were forced to scrub.  Stafford got the nickname "Prince of the Pad."

On June 3, however, Gemini 9 had a picture-perfect liftoff, which we caught on TV, tuned into CBS for Walter Cronkite's smooth coverage.  Just a couple of hours later, Stafford had skillfully maneuvered his Gemini into docking range of the ADTA.

Angry Alligators and Foggy Visors

Unfortunately, ADTA was a mess.  The payload fairing that protected the adapter during launch had failed to come off.  It covered the front of the thing, half open, looking for all the world like, as Stafford described it, an "Angry Alligator."  Gemini 9 kept station with the adapter for a bit, but it was clear that a docking was impossible.  Eventually, the spacecraft left the ADTA behind.  There was other work to do.

Because on June 5, Gene Cernan suited up and left his cramped co-pilot seat for the longest spacewalk in American history.  This was to be a true working spacewalk, not just a sightseeing tour.  Connected to the Gemini by a long strap of nylon, Cernan clambered to the nose of the spacecraft to retrieve a micrometeorite experiment.  Then, agonizingly slowly, he made his way to the rear of the spacecraft.  It was proving much harder to operate in zero gee than expected.  That was okay; stowed in Gemini's rear was the Astronaut Maneuvering Unit (AMU).  With the AMU, theoretically, Cernan would become his own miniature spaceship, able to flit around as if on angel's wings.

Mr. Murphy would have none of it.  Struggle as Cernan might, he couldn't detach the AMU for use.  After endless struggling, during which Cernan's visor completely fogged up and his heart rate soared above a hundred beats per minute, Stafford ordered his crewmate back inside half an hour earlier than scheduled. 

Those of us who watched the TV coverage beheld things about as dimly as poor Cernan.  The transmissions from Gemini were garbled into unintelligibility, and as there was no live footage possible of the actual spacewalk, CBS had rigged up a stage setup involving a Gemini model, a rotating Earth background, and a poor fellow on wires in a spacesuit floating around.  ABC had a similar "simulation."  It was…less than convincing.

Happy Endings

The last day of the flight was uneventful.  Gemini 9 had completed, if unsatisfactorily, its scheduled activities.  I can imagine poor Tom and Gene were probably a bit glum at the lackluster record of the mission, though Stafford could take pride in being the first astronaut to fly two missions in the same spacecraft — and in the space of just seven months, to boot.

There was one bright spot in the mission, however.  After a perfect retro-fire almost exactly three days after launch, Gemini 9 came down in the Atlantic closer to its carrier recovery fleet than any previous mission.  So close did it splashdown to the U.S.S. Wasp that, for the first time, the carrier crew caught sight of the landing.

As did we at home.  Broadcast live via Early Bird satellite, we saw the beautiful spray of water followed by the graceful collapse of the parachute.  Within half an hour, the spacecraft and crew had been hoisted aboard the Wasp.  Less than four hours later, the two astronauts were already on their way back to Cape Kennedy for debriefing.  Spaceflight has become an efficient routine.

Which, if anything, marks the understated triumph of Gemini 9.  It's true that things did not go as planned during the flight.  Not in flashy, potentially deadly ways as in Armstrong's whirling flight in March, but frustratingly nonetheless.  But on the other hand, we've now had seven two-man flights in quick succession, with three more planned before the end of the year.  Compare this record to the six Mercury flights spread out over two years, the longest of which lasted barely more than a day.  America can afford less-than-perfect missions; if anything goes wrong, we can make it up in a few months.

This marks a threshold of maturity for American spaceflight.  Whereas the Soviets managed to secure an early lead in the Space Race with a series of spectaculars, like the tortoise and the hare, slow and steady will win ultimately win the competition for the United States. 

It may make for boring television, but that's a small price to pay for victory!






[December 20, 1965] Rendezvous in space (Gemini 6 and 7)


by Gideon Marcus

Ahead by a nosecone

If there was any doubt as to America's position in the Space Race, such has been dispelled this month with the amazing double mission of Geminis 6 and 7.  In a single fortnight, a slew of new records has been made, leaving those of the Soviets, and those made by prior Gemini flights, in the dust.

It all started way back on October 25.  The United States already had three successful two-person flights under its belt, having tested the new Gemini spacecraft with Gemini 3, experimented with spacewalking on Gemini 4, and set a space endurance record with Gemini 5.

Gemini 6, commanded by Mercury veteran Wally Schirra, would be the first test of the Agena docking adapter — an upper rocket stage remodeled to fit the nose of a Gemini so that the spacecraft could be boosted to high orbit.

Sadly for Schirra, the Agena, launched just minutes before Gemini 6's blast off time, failed to make orbit.  The whole mission had to be scrubbed.

But a super-endurance flight was already in the works for December: a fourteen day slog planned for Group 2 NASA astronauts Jim Lovell and Frank Borman.  Seeing how they'd just be spending two weeks jawing and sleeping, why not combine the missions of Gemini 6 and 7?  While they wouldn't be able to dock, they would be able to test their orbit maneuvering engines and rendezvous techniques by getting within 20 feet of each other.  Plus, it would mean four Americans in space, which would beat the Soviet record by 33%.

So it was that Gemini 7 blasted off in the afternoon of December 4 with the sweet anticipation of being joined just in space eight days later by Gemini 6A.

The long wait

Of course, Gemini 7 still had to log as many hours just in the first part of the mission than Gemini 5's astronauts did during their whole excursion.  That meant a lot of endless hours.  To be sure, NASA tried to occupy them by taking pictures of the Earth as they orbited, and halfway through the trip, there was a visual acuity test in which astronauts tried to pick out specially made targets on the ground.

There was also an interesting experiment in which Gemini astronauts beamed a hand laser out the window of the spacecraft, bouncing it off mirror-sided Explorer 22.  This was a communications test; laser beams cannot be intercepted and are not limited by line-of-sight with the ground.  Unfortunately, although the receiving station was able to see the beam, it got no useful messages from it.

Other than that, Gemini 7's crew was mostly bored and uncomfortable.  They argued with NASA for several days before they were allowed to both keep their suits off.  Jim Lovell wished he'd brought a book along.  Things got very whiffie, and when, after week, they just couldn't delay certain bodily functions anymore, the cabin's atmosphere took a turn for the worse.

T for two

On December 12, after an early morning breakfast of steak and eggs, Schirra and his rookie companion, Tom Stafford, buckled into Gemini 6A.  This would be the day they made space history by becoming the third and fourth simultaneous men in space.

It was not meant to be.  At T-0, the familiar plume of smoke erupted from Gemini 6's Titan II rocket, but even before the unique groan of blast-off could reach the launch block house, the engine had already shut down.  Schirra now had a microsecond to react — if the booster had left the pad at all, it would come back down, collapsing in on itself in a conflagration.  But the experienced test pilot was certain the rocket hadn't moved, and he did not punch the ejector button.  As a result, the mission was just delayed, rather than scrubbed.

Just four days later, the third time proved to be the charm as Gemini 6 made a perfect ascent into orbit and immediately began closing in on Gemini 7.  Within just five hours, Schirra had maneuvered his spacecraft to within 100 feet, and he continued his approach.  When all was said and done, both spacecraft were just one foot away from each other.  Compare that to the dual flights of Vostoks 3 and 4, and later 5 and 6: while those spacecraft had gotten fairly close to one another, that was the result of accurate launching rather than onboard maneuvering.  Indeed, the moment of rendezvous was the first time since Alan Shepard's 1961 launch in Freedom 7 that the entire flight crew at Mission Control was standing at their consoles.


Getting it on film

If the rest of the flights of Geminis 6 and 7 were anticlimactic for their crews, they were anything but for the anchors at CBS and NBC…or the folks on the ground glued to their boob tubes.  Schirra and Stafford reentered just one day after taking off, splashing down in the Atlantic near the aircraft carrier U.S.S. Wasp.  And we were there, remotely.  For the first time, live cameras aboard the recovery fleet caught the action: the sight of the Gemini capsule bobbing on the placid ocean, the helicopters keeping careful watch, the divers bringing the spacecraft and its astronauts aboard ship to be feted by the thousands of crew members. 

We actually got many hours of special coverage for these flights, although we had to get up very early for the splashdowns.  They were mostly in color, too.  I particularly liked watching CBS reporter Mike Wallace playing with the IBM computer, which was programmed for orbital mechanics calculations.  And at every juncture, there were folks playing in the Gemini simulator to give us an idea what the astronauts were doing.

Who would have thought that as humanity took its first steps into space, we would be able to look over their shoulders every step of the way?  All that's left is incorporating "instant replay" somehow!

What's next?

We are already halfway through the Gemini program.  A total of twelve flights are planned, and seven have flown.  These next flights will all take place in 1966, the first scheduled for March, which means we will have a crowded viewing schedule next year!  It's got to be a fast schedule, though; the first Apollo will go up in early 1967.  Next year's missions will focus on docking, extended spacewalks, and large scale orbital maneuvers — all skills we'll need for our trips to the Moon.

You can bet I'll keep tuning in to Cronkite!



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