Iran has confirmed that a space rocket has exploded before launch at a base in Semnan, central Iran, last week after several days of silence in spite of undeniable satellite images that were published worldwide.
The space centre is located about 150 miles south east of the capital, Tehran.
"I wish Iran best wishes and good luck in determining what happened at Site One", the president wrote.
The August 29 explosion is believed to be the third failure involving an Iranian rocket this year.
The Trump administration demanded that Iran halts not only its nuclear technology development, but also its ballistic missile program, support for terrorists and militias in the region, and other destabilizing activities.
Iran's oil exports have plummeted because of the USA sanctions, which also make it hard for the country to receive payments through banks.
Trump, later speaking to reporters, described Iran suffering "a big problem" at the space center.
The Nahid 1 is reported to be a telecommunication satellite and is one of the three satellite launches planned by Tehran this year according to AP.
Tensions between the United States and Iran have been rising lately.
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The black-and-white photo showed the fire-blasted launch site at a space center in northern Iran including a damaged gantry service tower and a downed mobile erector launcher.
Following that, Iran's Minister of Information and Communications Technology Mohammad Javad Azari Jahromi denied reports that Tehran had failed to launch its satellite into orbit.
'Me & Nahid I right now, Good Morning Donald Trump!' Jahromi wrote in the tweet accompanying the picture.
Iran's National Week of Government, during which Teheran often inaugurates new projects, began Aug 24.
An undated photo of the aftermath of an explosion at Iran's Imam Khomeini Space Center in the country's Semnan province.
Iran maintains that its satellite launches are not linked to its missile program, which it says is a key element of its national defense strategy.
Iran has recently begun to break the accord itself while trying to push Europe to help it sell oil overseas.
The U.N. agency also said Iran continues to enrich uranium up to 4.5%, above the 3.67% allowed. Tensions have been high between the countries since Trump unilaterally withdrew the USA from Iran's nuclear deal over a year ago and imposed sanctions, including on Iran's oil industry.
Iran has warned that they may "take a powerful step" away from the 2015 nuclear cope with world powers if Europe doesn't provide the nation new phrases this week.