This is good news ... there's no shame in this.

Rocks from outer space are constantly hurtling toward Earth, slamming into the atmosphere and often exploding into fireballs that both delight and alarm people.

As an astrophysicist, my world revolves around the wonders of space and the mysteries of the universe. This means I can be a tough critic of science fiction books and films that explore these topics.

Donald Trump is under growing pressure to release classified UFO material after former US defence official Christopher Mellon claimed in New York on Monday that the government holds 'shocking' ...