Terra and Mars are no longer so close to 15 years on Tuesday, giving the curious images of the Red Planet to the curious.
Astronomers around the world set their telescopes to heaven on July 31, when Red Planet was at a distance of 57.6 million kilometers
"Red Planet and Terra have not been so close since 2003 and will not be until 2035," according to NASA.
Mars was seen with the naked eye from the Griffith Observatory in Los Angeles
"Mars will invade us this night," said Griffith Observatory director Ed Krupp.
The nearest Earth point on Mars's elliptical orbit was Tuesday at 11:00 GMT, NASA said.
In 2003, Mars was at a distance from Earth of 55.7 million kilometers, the shortest distance in 60,000 years