March 21, 2014

Colliding Comets Hint at Unseen Exoplanet

An international team of astronomers exploring the disk of gas and dust the bright star Beta Pictoris have uncovered a compact cloud of poisonous gas formed by ongoing rapid-fire collisions among a swarm of icy, comet-like bodies. The researchers suggest the comet swarm may be frozen debris trapped and concentrated by the gravity of an as-yet-unseen planet.

Credit: NASA

[ Read the Article: Massive Ring Of Carbon Monoxide Discovered In Turbulent Comet Field ]

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