Mars Exploration

Explore Mars Exploration through the missions, discoveries, rivalries and collaborations that expanded humanity's reach beyond Earth. This timeline links each milestone to the wider story of science, engineering, politics and exploration, from early experiments to robotic missions, crewed flight and commercial spaceflight. It shows how ambition and innovation reshaped our understanding of the Solar System and the universe.

1965 to PresentOngoing timeline39 items
14 Jul 1965

Mariner 4 flies past Mars

A New Perspective on the Red Planet The successful flyby of Mariner 4 on 14 July 1965 fundamentally altered humanity’s relationship with the solar system. Before this mission, our understanding of Mars was largely confin...

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31 Jul 1969

Mariner 6 flies past Mars

On 31 July 1969 , the Mariner 6 spacecraft successfully completed its flyby of Mars , marking a significant milestone in early planetary exploration. As part of a dual-mission programme alongside Mariner 7 , the probe wa...

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5 Aug 1969

Mariner 7 flies past Mars

A Second Look at the Red Planet The arrival of Mariner 7 at Mars on 5 August 1969 represented a critical continuation of the ambitious exploration programme initiated by its predecessor, Mariner 6 . Coming so soon after...

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14 Nov 1971

Mariner 9 enters orbit around Mars

A New Era of Planetary Exploration On 14 November 1971, the Mariner 9 spacecraft achieved a landmark success in the history of space exploration by entering orbit around Mars . This accomplishment represented a fundament...

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2 Dec 1971

Mars 3 lands on Mars

A Milestone in Martian Exploration On 2 December 1971, the Soviet Mars 3 mission achieved a feat that had previously eluded all attempts at interplanetary exploration: the first successful soft landing on the surface of...

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2 Dec 1971

Mars 3 reaches Mars and lands

A Pioneering Descent On 2 December 1971, the Soviet Mars 3 mission achieved a feat previously thought impossible by successfully executing the first soft landing on the Martian surface. This arrival was the culmination o...

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20 Jul 1976

Viking 1 lands on Mars

A New Horizon in Planetary Exploration The successful touchdown of Viking 1 on the Martian surface on 20 July 1976 represented a watershed moment in the history of space exploration. After travelling millions of miles th...

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3 Sep 1976

Viking 2 lands on Mars

The Arrival of Viking 2 On 3 September 1976, the Viking 2 lander touched down on the surface of Mars , representing a pivotal achievement in the early era of planetary exploration. As a cornerstone of NASA’s first genera...

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7 Nov 1996

Mars Global Surveyor launched

A New Era of Martian Observation The launch of the Mars Global Surveyor on 7 November 1996 represented a pivotal moment in planetary science, effectively breaking a prolonged silence in the American exploration of the Re...

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4 Dec 1996

Mars Pathfinder launched

A New Approach to Planetary Exploration On 4 December 1996, the Mars Pathfinder mission began its journey from Earth, signalling a pivotal shift in how space agencies approached the exploration of the Red Planet. Rather...

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4 Jul 1997

Mars Pathfinder lands with Sojourner

A New Era of Martian Exploration The successful landing of Mars Pathfinder on 4 July 1997 represented a pivotal shift in humanity's approach to the red planet. After a long hiatus in surface operations, this mission re-e...

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5 Jul 1997

Sojourner rover begins operations

A New Era of Planetary Exploration On 5 July 1997, the Sojourner rover commenced its operations on the surface of Mars, establishing itself as a landmark achievement in the history of space flight. As the very first rove...

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7 Apr 2001

Mars Odyssey launched

A New Era of Orbital Observation On 7 April 2001, NASA launched the 2001 Mars Odyssey spacecraft, initiating a mission that would fundamentally alter the landscape of Martian exploration. Designed to operate from orbit,...

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24 Oct 2001

Mars Odyssey enters Mars orbit

A New Era of Martian Observation On 24 October 2001, the Mars Odyssey spacecraft successfully completed its journey from Earth, firing its thrusters to slow down and slip into a stable orbit around the Red Planet. This m...

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2 Jun 2003

Mars Express launched

A New Chapter for European Space Exploration On 2 June 2003 , the European Space Agency initiated a pivotal moment in interplanetary research with the launch of the Mars Express mission. As Europe’s inaugural venture to...

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10 Jun 2003

Spirit rover launch

A New Era of Martian Exploration On 10 June 2003, the Spirit rover began its journey to the Red Planet, serving as the first of two identical robotic explorers launched by NASA as part of the ambitious Mars Exploration R...

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7 Jul 2003

Opportunity rover launch

The Launch of Opportunity On 7 July 2003, the Opportunity rover began its journey to the Red Planet, marking a pivotal moment in the ongoing effort to uncover the geological history of Mars. Launched as the second half o...

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25 Dec 2003

Mars Express enters orbit

A New Chapter in Planetary Science On 25 December 2003, the Mars Express spacecraft successfully completed its complex manoeuvre to enter orbit around the Red Planet. This achievement represented a major milestone for th...

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3 Jan 2004

Spirit lands on Mars

The Arrival of Spirit On 3 January 2004, the Spirit rover successfully touched down on the surface of Mars, initiating a new chapter in the ongoing quest to understand the Red Planet. This landing was the culmination of...

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24 Jan 2004

Opportunity lands on Mars

A New Horizon on Meridiani Planum The arrival of the Opportunity rover on the surface of Mars on 24 January 2004 stands as a defining moment in the history of planetary exploration. Touching down within the expansive, fl...

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12 Aug 2005

Mars Reconnaissance Orbiter launched

A New Perspective on the Red Planet On 12 August 2005, the Mars Reconnaissance Orbiter began its journey from Earth, marking a sophisticated leap forward in our capacity to observe the Martian surface. By positioning thi...

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10 Mar 2006

Mars Reconnaissance Orbiter enters orbit

Arrival at the Red Planet On 10 March 2006, the Mars Reconnaissance Orbiter successfully completed its journey from Earth, executing the complex manoeuvres required to enter orbit around Mars. This arrival was the culmin...

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4 Aug 2007

Phoenix launched

A Journey to the Martian Arctic On 4 August 2007, the Phoenix spacecraft began its long voyage toward the red planet, representing a focused effort by NASA to unlock the secrets held within the Martian soil. Unlike previ...

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25 May 2008

Phoenix lands in the Martian arctic

A New Frontier in the Martian Arctic The arrival of the Phoenix lander on the Martian surface on 25 May 2008 represented a pivotal moment in the ongoing endeavour to understand the red planet. By successfully touching do...

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26 Nov 2011

Curiosity launch

A New Era of Exploration On 26 November 2011, the landscape of interplanetary exploration shifted as the Mars Science Laboratory mission began its long journey from Earth. This ambitious endeavour was centred on the depl...

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6 Aug 2012

Curiosity lands in Gale Crater

The Arrival at Gale Crater The successful landing of the Curiosity rover within the vast expanse of Gale Crater on 6 August 2012 represented a significant leap in the sophistication of robotic exploration. By deploying s...

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18 Nov 2013

MAVEN launched

The Quest to Understand the Martian Atmosphere On 18 November 2013, NASA initiated the MAVEN mission, a dedicated effort to probe the mysteries of the Martian upper atmosphere. By launching this spacecraft, researchers s...

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21 Sep 2014

MAVEN enters Mars orbit

The Arrival of MAVEN On 21 September 2014, the Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft successfully entered orbit around the red planet. This manoeuvre was the culmination of a long journey through the...

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14 Mar 2016

ExoMars Trace Gas Orbiter launched

A New Chapter in Martian Atmospheric Science The launch of the ExoMars Trace Gas Orbiter on 14 March 2016 represented a major collaborative milestone between the European Space Agency (ESA) and Roscosmos. Designed to del...

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19 Oct 2016

ExoMars Trace Gas Orbiter enters orbit

Arrival at the Red Planet On 19 October 2016, the ExoMars Trace Gas Orbiter successfully completed its complex manoeuvre to enter orbit around Mars. This arrival represented a critical milestone for the joint European an...

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5 May 2018

InSight launched

A New Perspective on the Martian Interior On 5 May 2018, NASA launched the InSight mission, initiating a sophisticated scientific endeavour to explore the hidden depths of Mars. While previous missions had primarily focu...

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26 Nov 2018

InSight lands on Mars

A New Perspective on the Martian Interior The arrival of the InSight lander on the surface of Mars on 26 November 2018 represented a deliberate shift in the focus of planetary science. Rather than prioritising the search...

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23 Jul 2020

Tianwen-1 launched

A New Era in Chinese Space Exploration On 23 July 2020, China launched the Tianwen-1 mission, representing a pivotal moment in the nation's history of space exploration. As China’s first independent mission to the Red Pl...

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30 Jul 2020

Perseverance launch

The Departure for Mars On 30 July 2020, the Mars 2020 mission commenced its journey from Earth, carrying the sophisticated Perseverance rover toward the Red Planet. This launch represented a pivotal moment in the ongoing...

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9 Feb 2021

Hope probe enters Mars orbit

A New Era for Arab Space Exploration On 9 February 2021, the United Arab Emirates achieved a historic milestone in space exploration as the Hope probe successfully entered orbit around Mars . This accomplishment represen...

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10 Feb 2021

Tianwen-1 enters Mars orbit

A New Era for Chinese Space Exploration On 10 February 2021, the Tianwen-1 spacecraft successfully executed a complex braking manoeuvre, allowing it to be captured by the gravitational pull of Mars. This pivotal achievem...

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18 Feb 2021

Perseverance lands in Jezero Crater

The Arrival at Jezero Crater The landing of the Perseverance rover on 18 February 2021 represented a sophisticated leap forward in the ongoing effort to investigate the Martian surface. By successfully touching down with...

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19 Apr 2021

Ingenuity makes first powered flight on another planet

A New Era of Aerial Exploration On 19 April 2021, the Ingenuity helicopter achieved the first powered, controlled flight on another planet, marking a profound shift in how humanity approaches the exploration of the solar...

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14 May 2021

Zhurong rover lands on Mars

A New Era in Martian Exploration The successful arrival of the Zhurong rover on the Martian surface represented a defining moment in the history of space exploration. As the centrepiece of the Tianwen-1 mission, the rove...

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