NASA holds a news conference to discuss the close encounter of Comet Siding Spring with Mars. On October 19, 2014, the comet will pass 139,500 kilometers (88,000 miles) from the red planet.
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See the Moon, Mars and Saturn triple conjunction of 1 March
29 February 2016
Ade Ashford
In the pre-dawn twilight of Tuesday, 1 March, the 21-day-old waning gibbous Moon acts as a convenient celestial guide to planets Saturn and Mars. For observers in the centre of the British Isles, the best time to see this triple conjunction is shortly before 6am GMT, when the trio are highest in the sky to the south.

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Curiosity closing in on Mars’ transition from wet to dry
9 October 2019
Astronomy Now

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Ten years of discovery by NASA’s Mars Reconnaissance Orbiter
10 March 2016
Astronomy Now
On 10 March 2006, NASA’s Mars Reconnaissance Orbiter (MRO) entered into orbit around the Red Planet. A decade later, with its six science instruments all still operating, MRO has delivered huge advances in knowledge about Mars, revealing in unprecedented detail a world that held diverse wet environments billions of years ago and remains dynamic today.