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.

October 7 2013

Super-Earth or Mini-Neptune? New Technique to Probe Exoplanet Habitability


Perhaps the most intriguing exoplanets found so far are those bigger than our rocky, oceanic Earth but smaller than cold, gas-shrouded Uranus and Neptune. This mysterious class of in-between planets —alternatively dubbed super-Earthsor mini-Neptunes — confounds scientists because nothing like them exists as a basis for comparison in our solar system.

"We don't really know what they are," said Björn Benneke, a graduate student in astronomy at the Massachusetts Institute of Technology. "They can be a scaled-down version of the giant planets in our solar system, a scaled-up version of terrestrial planets like Earth or something completely different.".

[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