Thursday, October 10, 2013

ScienceDaily: Astronomy News

ScienceDaily: Astronomy News


A strange lonely planet found without a star

Posted: 09 Oct 2013 12:34 PM PDT

An international team of astronomers has discovered an exotic young planet that is not orbiting a star. This free-floating planet, dubbed PSO J318.5-22, is just 80 light-years away from Earth and has a mass only six times that of Jupiter. The planet formed a mere 12 million years ago -- a newborn in planet lifetimes.

Blurring the lines between stars and planets: Lonely planets offer clues to star formation

Posted: 09 Oct 2013 12:29 PM PDT

Astronomers have captured an image of an unusual free-floating planet. As the object has no host star, it can be observed and examined much easier than planets orbiting stars, promising insight into the details of planetary atmospheres.

A close look at the Toby Jug Nebula

Posted: 09 Oct 2013 06:59 AM PDT

Located about 1200 light-years from Earth in the southern constellation of Carina (The Ship's Keel), the Toby Jug Nebula, more formally known as IC 2220, is an example of a reflection nebula. It is a cloud of gas and dust illuminated from within by a star called HD 65750. This star, a type known as a red giant, has five times the mass of our Sun but it is in a much more advanced stage of its life, despite its comparatively young age of around 50 million years.

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