Near Earth Objects Danger and Studies

Near-Earth Objects or NEOs are those asteroids that have escaped the confines of the main belt.They roam freely among the planets of the inner Solar System in which Earth is the largest target.Asteroid 433 Eros was the first discovered to have left the main belt and crossed the orbit of Mars.Eros comes within 13 million miles of Earth's orbit. In March 1932, another Mars-crossing asteroid was discovered with a perihelion of 1.08 AU. It was given the name 1221 Amor. It became the prototype Mars-crosser with a perihelion between 1.0 AU and 1.3 AU.

Sun storm to hit earth with 'force of 100m bombs' in few years

After about ten years of sleeping, the giant is waking up - and it's got astronomers on full alert.

This week several US media outlets reported that NASA was warning the massive flare that caused spectacular light shows on Earth earlier this month was just a precursor to a massive solar storm building that had the power and potential to wipe out the entire planet's power grid.