
President Obama has scrapped a plan to establish a US base on the Moon.
In his federal budget request issued on Monday, Mr Obama said the project was "over budget, behind schedule, and lacking in innovation".
Instead, the American space agency, Nasa is to get funding to encourage private companies to build, launch and operate their own spacecraft, which could be used to carry astronauts to the International Space Station.
The BBC's Dan Damon asked Dr Andrew Coates of the Mullard Space Science Lab whether the budget cuts were bad news for Nasa.
To play this content JavaScript must be turned on and the latest Flash player installed.
First broadcast 1 February 2010
BBC © 2013 The BBC is not responsible for the content of external sites. Read more.
This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.