Bruce Dorminey

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Planetary ‘big brothers’ in short supply

Monday, 13 December 2010

While the number of known exoplanets continues to grow rapidly, the number of Jupiter-like planets, in Jupiter-like orbits might not be as common as thought.

Dark forces

Wednesday, 22 April 2009 - 3 comments

Is the ultimate fate of our universe dependent on an utterly inexplicable form of dark energy?

Earth may once have had three moons

Friday, 16 May 2008 - 2 comments

In its youth our Moon may once have been bracketed by two asteroidal companions, says a new study. From Earth, these tiny moons – up to 100 km wide – would have appeared as two extremely bright stars.

Bouncing Solar System killed the dinosaurs

Thursday, 8 May 2008

Was the demise of the dinosaurs 65 million years ago somehow linked to our Solar System’s journey through the galaxy? The way our Sun bounces through the galactic plane may send comets hurtling to Earth, say researchers.

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