Mysterious cosmic ‘iron bar’ discovered by astronomers may reveal Earth’s grim fate
Scientists have suggested the 'unique' structure could reflect what our planet may look like after a devastating event
Nasa carries out emergency evacuation of ISS astronauts for first time in history
Crew are set to splash down off the California coast on Thursday morning
Voyager spacecraft on verge of passing major space milestone after nearly 50 years
The Voyagers will hit their 50th birthdays next year
