I'm not sure exactly what you mean by "losses". In terms of people and spacecraft, there have been three fatal accidents; the ramp fire of Apollo 1 that killed 3 astronauts, and the losses of the space shuttles Challenger and Discovery. There have also been several aircraft accidents that have killed members of the Astronaut Corps.
In terms of prestige and influence, NASA has gone from being technically adept to also-rans. Their last four rocket programs have all been economic failures, and NASA is widely criticized for being a make-work jobs program designed to keep Apollo-era engineers employed until retirement instead of being a SPACE program devoted to trying new and innovative things.
NASA 360 - 2008 NASA 360 in 3D was released on: USA: 28 September 2009
NASA 360 - 2008 NASA and Pro Athletes - 2.11 was released on: USA: 30 July 2009
nasa is all about aeronautics and space very mysterious indeed.
The approximate number of communards that were killed in the short lived Paris Commune of 1871 were 30,000. The French army also suffered casualties as well. Their losses were approximately 7,500 soldiers.
Australia, New Zealand, India, and South Africa all had their crack at the enemy, and Canada had not fought yet. Lord Beaverbrook never forgave Mountbatten because of the terrible losses suffered by the Canadians.
Russia suffered the biggest losses during WW1.
The US Army suffered the greatest losses on D-Day, particularly at Omaha Beach.
Russia
the Challenger explosion.
Gallipoli
those in the 'Pale of Settlement' and Poland suffered the worst.
Yes, losses is the plural form of loss, e.g.:The company's losses were huge.Manchester United suffered several losses at the start of the season.
Germany
YES/True
The phrase is simply used to show that just as the American's suffered devastating losses in Vietnam, the Soviet Union had crushing losses in Afghanistan.
The War Hawks in Congress
The US forces in the Ardennes.