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27 Jul

2023

First Pictures: Views of Mars from NASA’s Mars Observer – July 27, 1993

Having enthusiastically followed NASA’s Viking mission to Mars as a teenager during the late-1970s, the lack of any new NASA missions to Mars during the 1980s […]

Lunar & Planetary Missions, Remote Sensing History, Remote Sensing Instruments, Spaceflight, Unmanned Spaceflight

3 Comments

1990s, American Planetary Missions, Jet Propulsion Laboratory, Mars, Mars Observer

13 Feb

2020

February 13, 2020

A Brief History of Planetary Orbit Insertion Failures

One of the most crucial phases of many interplanetary missions is orbit insertion. Everything must go right the first time, or the spacecraft fails to enter […]

Lunar & Planetary Missions, Spaceflight, Unmanned Spaceflight

0 Comments

1970s, 1980s, 1990s, 2000s, 2010s, Akatsuki, Mars, Mars 4, Mars Climate Orbiter, Mars Observer, NEAR-Shoemaker, Nozomi, Phobos 1, Soviet Mars Missions, Venus

23 Jun

2014

Planetary Orbit Insertion Failures Part II

The second part of my latest article, “Planetary Orbit Insertion Failures Part II”, has been published on line in The Space Review. With a half a […]

Lunar & Planetary Missions, Spaceflight, Unmanned Spaceflight

0 Comments

1970s, 1980s, 1990s, American Planetary Missions, Mars 3, Mars 4, Mars Observer, Offsite Publications, Phobos 1, Soviet Mars Missions

16 Jun

2014

Planetary Orbit Insertion Failures

The first part of my latest article, “Planetary Orbit Insertion Failures Part I”, has been published on line in The Space Review. With a half a […]

Lunar & Planetary Missions, Spaceflight, Unmanned Spaceflight

0 Comments

1990s, 2000s, Akatsuki, American Planetary Missions, Mars 3, Mars 4, Mars Climate Orbiter, Mars Observer, NEAR-Shoemaker, Nozomi, Offsite Publications