How do you get to an exoplanet?

Exoplanets orbit distant stars, requiring an interstellar journey to reach them. Such a journey would take tens of thousands of years with current technology, but one group thinks they could send a high-speed probe to visit our closest exoplanet. If they’re right, we could see images of this distant world within fifty years.

Read the feature here: http://www.nature.com/news/what-it-would-take-to-reach-the-stars-1.21402

1st February 2017