Alternative news
Daily alternative news articles at the News Desk for GrahamHancock.com. Featuring alternative history, science, archaeology, ancient egypt, paranormal & supernatural, environment, and much more. Check in daily for updates!

Author of the Month

To sign up to the Graham Hancock newsletter mailing list, please click here.

November 15 2012

Did a Lost Star Torque Earth's Orbit?


One young star may yank another's developing solar system, a new theory suggests, accounting for planets that circle their stars on tilted paths. This idea may also explain a long-standing puzzle close to home: why Earth's orbit is tipped 7° relative to the sun's equator.

In 1995, Swiss astronomers made the shocking discovery of the first "hot Jupiter," a gas giant circling close to its star. To explain the odd find, theorists proposed that the planet formed far from its star but then migrated closer, spiraling through the protoplanetary disk of gas and dust that once swirled around its sun. During this so-called disk migration, the planet remained in the disk, and so the tilt of its orbit matched that of its star.

[Follow article link...]

Post Your Comments and Discuss This Article on our Message Boards!
Back to Previous...
Go to News Desk...

Enjoy the newsdesk? Please tell others about it:

Tweet
Add Graham via his official Twitter, Google+ and facebook pages.

Site design by Amazing Internet Ltd, maintenance by Synchronicity. Site privacy policy. Contact us.

Dedicated Servers and Cloud Servers by Gigenet. Invert Colour Scheme / Default