July 15, 1997
                                               Vol. 1 - No. 8

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                  THE ORBITAL REPORT ON-LINE

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             Space Executive's Weekly News Digest


This issue of Takyon International's latest on-line newsletter
was published in cooperation with New Space. (www.newspace.com)

OReOL covers space industry news, market trends, and provides the
necessary background information for immediate analysis. Please feel
free to contact us for any comment.


=== HEADLINES ===

* NASA's US$271-million MARS PATHFINDER mission is successful beyond
expectations. The 325-kg JPL-built probe performed hard-landing in
the Ares Vallis region, by 19.33°N/33.55°E, at 16:56 UT on July 4.
The airbag-protected spacecraft hit the ground at a velocity of some
18 m/s (62 g on impact). It bounced some 15 times and rolled over
about 1 km before stopping. The US$25-million SOJOURNER rover was
deployed on ramps provided by SPAR AEROSPACE on July 6 and began
exploring the neighborhood of the probe at a speed of about 1 cm/s.
Initially planned to perform for one week, the rover is now expected
to be operational for about one month. The 9-kg SOJOURNER rover was
developed on behalf of NASA's Office of Advanced Concepts & Techno-
logy as Microrover Flight Experiment (MFEX) to test microrover per-
formance on unknown planetary surfaces. Similar rovers may fly on
future US planetary missions as well as on Japan's MUSES-C mission to
asteroid 4660 Nereus.

* The PROGRESS M35 cargo spacecraft was successfully launched to MIR
on July 5 and docked with the station, using the Ukrainian KURS
system, on July 7. The cargo brought 1,350kg of supply to the station
including 300kg of repair hardware. MIR's Russian crew is due to
perform an Intra Vehicular Activity inside the damaged SPEKTR module
on July 17 to reconnect electrical cables from the module's three
solar arrays and two other generators on the PRIRODA module, thus
restoring most of the station electrical power.

* A cluster of 5 IRIDIUM global telephony satellites was launched on
July 9 within a 5-sec. window atop a McDonnell Douglas DELTA 2 vehicle
from Vandenberg AFB, California. This is the third IRIDIUM launch
since May 5 and 17 of the planned 66 satellites are now in orbit.
Commercial service is planned to begin in September 1998


=== BUSINESS ===

* LOCKHEED MARTIN CORP., of Bethesda, Maryland, is about to acquire
NORTHROP GRUMMAN CORP., of Los Angeles, California, for US$11.6
billion. The transaction is to be completed late this year, pending
shareholder and regulatory approvals. Northrop Grumman provides space
sensors through its Electronic Sensors & Systems Division, formerly
WESTINGHOUSE ELECTRIC CORP.'s Electronic Systems acquired in March
1996 for US$3 billion. 

* ORBITAL SCIENCES CORP. (OSC), of Dulles, Virginia, will acquire CTA
SPACE SYSTEMS, of McLean, Virginia, for an estimated US$12 million in
cash and US$25 million in debt. The merger could be effective in late
August, pending regulatory approval. CTA is currently building two
EarlyBird remote sensing satellites for EARTHWATCH, of Longmont,
Colorado, a major competitor to OSC's own ORBIMAGE subsidiary.

* MOBILE COMMUNICATIONS HOLDING INC. (MCHI), of Washington, DC, has
awarded a US$150-million contract to L-3 COMMUNICATIONS, of New York,
for the production of ground segment hardware and software for the
ELLIPSO mobile telephony satellite constellation. LOCKHEED MARTIN
MANAGEMENT & DATA SYSTEMS (M&DS), of King of Prussia, Pennsylvania,
will provide ground segment specifications.

* COMDEV, of Cambridge, Ontario, has signed a long-term agreement with
ALCATEL ESPACE, of Nanterre, France, for the delivery of switches,
multiplexers and other microwave hardware for communication satellites
payloads. Under a first contract, worth US$5 million, COMDEV will
supply switches, filters and ancillary equipment for the payloads of
the INTELSAT 901 and 902 satellites. Total value of the agreement is
estimated at about US$39 million over three years.


*********************************************************************
* As part of the New Space Journal, two interactive columns are now *
* being published. "Minimum Cost Design" by Arthur Schnitt focuses  *
* on the MCD criteria and its application to space launch vehicles. *
* "Reality Check" by Rick Fleeter takes a critical look at current  *
* space industry issues and concepts from the perspective of a      *
* seasoned veteran. You can view these columns on the web:          *
*                                                                   *
*    www.newspace.com/schnitt   -or-   www.newspace.com/fleeter     *
*********************************************************************


=== TECHNOLOGIES ===

* Crew onboard space shuttle COLUMBIA has nearly completed US$86-
million worth of science activities in the reflown first MICROGRAVITY
SCIENCE LABORATORY (MSL-1R) mission. Landing is due on July 17 after
16 days in space.


=== PREVIEW ===

* July 16    Launch of a TITAN 403A heavy lift vehicle from Vandenberg
             AFB, California. The payload is classified.

* July 17    MIR's crew to perform spacewalk inside the SPEKTR module
             to reconnect electrical power lines to the station's core
             module.

* July 23    A McDonnell Douglas DELTA 2 vehicle is slated to loft the
             second LOCKHEED MARTIN-built NAVSTAR Block 2R global
             positioning satellite from Cape Canaveral, Florida.

* July 23    Lockheed Martin's LMLV-1 small launch vehicle is expected
             to return to flight, lofting the TRW-built LEWIS
             experimental remote sensing satellite for NASA from
             Vandenberg AFB, California.

* Late July  An Orbital Sciences PEGASUS XL is planned to loft the
             ORBVIEW 2 (formerly SEASTAR) ocean color monitoring
             spacecraft.


*********************************************************************
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* the message body.                                                 *
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   The Orbital Report On-Line is published 3 to 4 times per month
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                  Chief Editor: Stefan Barensky
               Technical Contributor: Samuel Szdat

               © Takyon International - July 1997

               Takyon International also publishes
                   The Orbital Launcher Report,
            a monthly space transportation newsletter.

------------------- End of issue Vol.1, No.8 ----------------------


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