News tagged with alien planets

How to learn a star's true age

(PhysOrg.com) -- For many movie stars, their age is a well-kept secret. In space, the same is true of the actual stars. Like our Sun, most stars look almost the same for most of their lives. So how can we ...

May 24, 2011 5 / 5 (3) 7 | with audio podcast

Try failed stars for alien life

The search for alien life usually focuses on planets around other stars. But a lesser-known possibility is that life has sprung up on planets that somehow were ejected from their original solar systems and ...

Mar 31, 2011 3.8 / 5 (5) 1 | with audio podcast

The Eerie Silence

Why have we not made contact with aliens after so many years searching the depths of space? The Eerie Silence, a new book by SETI researcher Paul Davies, provides a fresh and thoughtful look at this question.

Apr 15, 2010 4.8 / 5 (36) 71 | with audio podcast