Anu Ojha, Director National Space Academy Programme has said that although he is excited by the Mars mission he has more questions than answers after the announcement earlier.
He told ITV News, "This is an incredibly audacious plan - but we've had audacious plans in the past for human exploration towards Mars."
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New research reveals 30% of Northern Ireland's population experiences poor mental health - half of which is related to the 30-year conflict.
A study into the effects on LSD on the brain could aid the treatment of depression, the government's former drugs tsar has said.
Plumbers and heating engineers should be trained to help people living in homes that are too cold, according to new health guidelines.