Space
Astronomers discover potentially habitable new planet similar to Mars
Researchers believe the planet has a 355-day orbit
Astronomers discover 'mystery object' surrounded by rotating metal cloud
A nearby star became 40 times dimmer over a short timespan - which at first baffled scientists
Largest solar storm in DECADES unleashed amid fears 'X-flares' could bring 'collapse or blackouts'
The last storm of this severity sparked power failures and damaged transformers around the world
