Sentence examples for years of exploration from inspiring English sources
A three-month mission, beginning in 2004, turned into six years of exploration.
During six fruitless years of exploration, D'Arcy and his Anglo-Persian Oil Company (A.P.O.C).
Attenborough begins by confessing that "in all my years of exploration, these are the creatures I find most curious".
The North Sea has yielded around 45 billion barrels of oil in 40 years of exploration - but productivity there is declining, as shown by the chart below.
The Antarctic has been virtually untouched by man, and it's a place where humans are, as many visitors over roughly 200 years of exploration have noted, entirely inconsequential.
It would be a scandal if, after 30 years of exploration and 135 missions, the legacy of the shuttle were boiled down to the tragedies of Columbia and Challenger.
There, it has discovered three sedimentary layers that suggest the martian surface may have experienced a prolonged drought following its initial wet phase--something Opportunity's previous 4 years of explorations had not encountered.
However, there is no commercial discovery since 1959 which is the beginning year of exploration activities.
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The concept presented here explores potentially enabling EDL technologies for the continued robotic and eventual human exploration of Mars, moving beyond the Viking-heritage systems relied upon for the past 30 years of Mars exploration.
"The exploration of Pluto and its moons by New Horizons represents the capstone event to 50 years of planetary exploration by NASA and the United States," NASA Administrator Charles Bolden said.
