Date
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Comments
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22 Dec. 1965
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First Voyager flight deferred to
1973.
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3-5 Jan. 1966
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- NASA management explained to
spacecraft contractors rationale for changes in
Voyager plans.
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12 Jan. 1966
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- Don Hearth and Don Burcham
discussed Voyager plans for next 18-24 mos.
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24 Jan. 1966
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- First major meeting of top
Space Science Office and JPL managers on revised
planetary program.
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11 Feb. 1966
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- NASA Hq. authorized JPL to
extend General Electric, Boeing, and TRW phase IA
study contracts in effort to keep those contractors'
Voyager teams together. Work identified as task C of
phase IA.
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14 Feb. 1966
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Planetary program review with
Administrator Webb.
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4 Apr. 1966
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Voyager Project Guidelines
revised.
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7 July 1966
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- Viking Project Estimate 3,
VPE-5, VPE-6, VPE-7, and VPE-8 presented to JPL
Executive Council.
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14 July 1966
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- VPE-5 and VPE-12 presented to
Voyager Capsule Advisory Group.
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19 July 1966
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- Voyager Capsule Advisory Group
evaluated proposed missions
- and recommended:
-
- 1969 - Mariner-class
flyby.
- 1971 - Mariner-class
orbiter.
- 1973 - Voyager-class orbiter,
plus soft-lander with 45 kg of landed scientific
instruments.
- 1975 - Voyager-class orbiter,
plus soft-lander with 136 kg of landed scientific
instruments.
- 1977 - Voyager-class orbiter,
plus soft-lander with automated biological
laboratory.
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22 July 1966
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- NASA - JPL management review
of Voyager. VPE-5, VPE-12, and VPE-13 presented. RFP
for phase B Voyager procurement for capsule system
recommended for I Nov. 1966.
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28 July 1966
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- Newell sent Pickering Revised
Mission Guidelines letter calling for orbiter and
surviving capsule in 1973. Two spacecraft with each
launch vehicle in 1973 and 1975. Capsule would
soft-land using retropropulsion package to slow
descent.
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Aug. 1966
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- JPL proposed Mariner Mars 1971
flyby with atmospheric probe.
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14 Sept. 1966
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- Voyager presentation made to
Office of Space Sciences (VPE-14), including all Hq.
recommendations. Two spacecraft on one Saturn V for
all missions, 1973-1979. Capsule-2270-2720kg. All
missions soft-landing.
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23 Sept. 1966
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- Procurement plan for capsule
system, phase B, submitted to NASA Hq. by JPL.
"Allowed to die."
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26 Sept. 1966
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- Space Science Office and
Office of Advanced Research and Technology discussed
breaking down capsule system into delivery system and
lander. Langley would work on former, JPL on
latter.
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5 Oct. 1966
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Revised Voyager Guidelines
basically approved VPE-14 with modifications.
"Modifications open so broad a set of considerations as
to violate VPE-14."
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17 Oct. 1966
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VPE-14 presented to Associate
Administrator Seamans.
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19 Oct. 1966
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JPL and Newell's staff discussed
Langley part in development of lander systems.
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20 Oct. 1966
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- Newell and Nicks traveled to
Huntsville to explore greater Marshall Space Flight
Center participation in Voyager.
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3-4 Nov. 1966
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- Hq. meeting discussed
management assignments for Voyager. In addition to
Space Science Office Staff, Webb, Seamans, George
Mueller (OMSF), Floyd Thompson (Langley), and Wernher
von Braun (MSFC) were present.
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18 Nov. 1966
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Revised Vovager Project Guidelines
reaffirmed existing management assignments: JPL-project
management and spacecraft; MSFC-launch vehicle. Langley
likely to get landing systems for lander; i.e., "capsule
bus." Capsule system phase B RFP rescheduled to 1 Jan.
1967.
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1-16 Dec. 1966
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JPL worked on several drafts of
phase B procurement plan.
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19-20 Dec. 1966
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- JPL representatives met at
NASA Hq. with Space Science Office staff to discuss
consolidated Voyager management plan.
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27 Dec. 1966
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- Approved phase B procurement
plan for capsule systems distributed within NASA. Not
released publicly until 17 Jan.1967.
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27 Jan. 1967
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- Project Approval Document for
phase B signed. MSFC was assigned management
responsibility for both Voyager spacecraft and Saturn
V launch vehicle. JPL and Langley to share
responsibility for lander. Apollo 204 fire killed
Virgil I. Grissom, Edward H. White II, and Roger B.
Chaffee.
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31 Jan. 1967
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RFP for phase B issued to 36
industrial contractors.
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8 Feb. 1967
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- Webb postponed assignment of
project management to Marshall until summer 1967.
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16 Feb. 1967
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- OSSA recommended establishment
of Voyager Intern Project Office until final project
management decision made.
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23 Feb. 1967
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- Webb and Seamans approved
Voyager Interim Project Office (VIPO), established
Voyager as separate division within OSSA.
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28 Feb. 1967
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Webb advised Congress of Voyager
management changes
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2 Mar. 1967
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- Phase B capsule proposals
submitted by Grumman Aircraft Engineering Corp..
Hughes Aircraft Co., Martin Marietta
- Corp., and McDonnell Aircraft
Corp. Evaluation begun.
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14 Mar. 1967
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- Newell distributed Voyager
Guidelines.
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21 Mar. 1967
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- Newell described revised
Voyager project to House Subcommittee on Space Science
and Applications.
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22-23 Mar. 1967
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- First Voyager Management
Committee meeting held in Pasadena. Committee created
to coordinate all VIPO and field organization
activities related to Voyager. (Met monthly
thereafter. )
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23 Mar. 1967
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- Rep. Karth and members of the
House Space Science and Applications Subcommittee
visited JPL. Hearth briefed them on VIPO
activities.
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12 Apr. 1967
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- Revised Project Guidelines.
Surface lifetime of lander must be at least 24
hrs.
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5-6 May 1967
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- Nicks, Hearth, Fellows, and
others attended Lunar and Planetary Missions Board
meeting at Stanford Univ. Board recommended Voyager
surface-laboratory science be done in-house by a
working group of its choice.
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8 May 1967
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Voyager quarterly review held at
VIPO.
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17 May 1967
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- Martin Marietta Corp. (Denver
Div.) and McDonnell Aircraft Corp. (Astronautics Co.)
selected by N,ASA for a 90-day phase B design study of
landing capsule. Both companies received $500 000.
Contracts dated 1 June.
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24 May 1967
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- Newell, Naugle, and Nicks made
3hz-hr. presentation on planetary program to
President's Science Advisory Committee.
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9 June 1967
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- Seamans, Newell, and others
from OSSA discussed two significant issues: (1)
limiting phase C procurement, fabrication of Voyager
spacecraft, to phase B contractors; (2) arrangement
for permanent project management assignment. Seamans
established committee to study contractor question.
Seamans said either Langley or Marshall could handle
management of Voyager "with most factors favoring
Marshall." Decision needed by end of Aug. 1967.
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17 June 1967
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- Lunar and Planetary Missions
Board examined scientific aspects of Voyager. Plans
established for advisory group that would work with
JPL in defining surface laboratory system.
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19 June 1967
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- Nicks and Hearth met with
Newell to review results of meeting on 17 June; all
agreed to examil1e ways of extending expected lifetime
of surface laboratory.
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29 June 1967
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- Vovager Board of Directors
meeting gave much attention to project management
question. Majority favored assignment to either
Langley or Marshall.
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5 July 1967
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- Alternative budgets and
programs developed by Hearth and discussed with
Cortright. "Options were determined for establishing
strategy in the event congressional appropriations for
Voyager were less than requested."
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10 July 1967
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- Revised Project Guidelines:
90-115-kg science subsystem must have minimum
operational life of 30 days after landing. Mortar
deployment of samples (as proposed for Gulliver)
excluded.
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13-14 July 1967
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- Lunar and Planetary Missions
Board met at VIPO to discuss Voyager surface
laboratory and experiments to be included in
it.
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19 July 1967
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- Cortright and Nicks reviewed
Voyager plans, assignments, and functions of Voyager
Program Office.
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31 July 1967
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- Congressional Conference
Committee reported a $42-million fiscal 1968
authorization instead of $71.5 million requested by
NASA.
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3-4 Aug. 1967
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Fifth monthly Voyager management
meeting reviewed alternative programs possible with
reduced fiscal 1968 authorization.
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10 Aug. 1967
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- Voyager announcement of flight
opportunity was distributed to 5000 prospective
scientific experimenters.
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11-12 Aug. 1967
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- Lunar and Planetary Missions
Board reviewed planetary program. Despite lower
authorization, Board endorsed Voyager as prime means
of landing large payloads on Mars. Orbital part of
mission was essential.
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16 Aug. 1967
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NASA advised that House
Appropriations Committee reported bill eliminating
Voyager entirely and cutting lunar and planetary programs
budget by $6.9 million. Action left funds only for
Mariner 69 mission. No further projects funded.
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24 Aug. 1967
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NASA Public Information Office
notified all centers of congressional cut-back.
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30 Aug. 1967
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- Nicks notified all officers:
"Because of a reduced FY1968 NASA Budget, it is not
planned to proceed with Voyager into Phase C this fall
as previously planned. All current Voyager Phase B
system contracts will, however, be completed as
previously planned." Voyager effectively ended on this
date.
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