Russian's state nuclear company says five people were killed in Thursday's rocket explosion on a naval test range.
A statement from Rosatom said three people were also injured in the incident.
They say the staff members suffered serious burns in the accident, which has been shrouded by mystery.
On Friday Russian government sources said two people died and six were injured in the Nyonoksa blast.
Australia to ban citizen from returning to country under terror laws
Australia said on Wednesday it would temporarily ban one of its citizens held in a Syrian camp from returning to the country, under rarely-used powers aimed at preventing terror activity.
Ukraine-Russia peace talks resume in Geneva with pressure on Kyiv
Negotiators from Ukraine and Russia began a second day of talks in Geneva on Wednesday, as Ukrainian President Volodymyr Zelenskyy said the US was putting undue pressure on him to bring an end to the four-year-old war in his country.
Nine skiers missing, six rescued after California avalanche
Nine skiers were missing after an avalanche in California's Sierra Nevada mountains on Tuesday, but six others, who had been stranded, have since been rescued, authorities said.
Philippine Vice President Duterte to run for president in 2028 elections
Philippine Vice President Sara Duterte said on Wednesday that she will run for president in the 2028 elections while blaming incumbent leader Ferdinand Marcos Jr for the country's problems, including corruption.
Ukraine, Russia meet in Geneva as Trump piles new pressure on Kyiv
Negotiators from Ukraine and Russia met for the first of two days of US-mediated peace talks in Geneva on Tuesday, with US President Donald Trump pressing Kyiv to act fast to reach a deal.
A 13-year-old Palestinian girl, with a rare, potentially life-threatening genetic disease, has got a new lease of life after undergoing a specialised treatment at the UAE Floating Hospital in Egypt's Al Arish.
UAE President His Highness Sheikh Mohamed bin Zayed Al Nahyan has extended his sincere wishes to the people of the UAE and around the world to mark the start of the holy month of Ramadan on Tuesday.
The UAE Presidential Court has confirmed that Wednesday, February 18, will be the first day of the holy month of Ramadan.
