Today we know of over 4000 exoplanets, or extrasolar planets:  worlds orbiting around stars not our sun.  But in 1992, possibly the first...

A newly discovered extra-solar planet located some 11 light-years away may be suitable for life.  It’s called “Ross 128 b” and you may be...

A newly discovered extra-solar planet located some 11 light-years away may be suitable for life.  It’s called “Ross 128 b” and you may be...

A newly discovered extra-solar planet located some 11 light-years away may be suitable for life.  It’s called “Ross 128 b” and you may be...

A newly discovered extra-solar planet located some 11 light-years away may be suitable for life.  It’s called “Ross 128 b” and you may be...

A newly discovered extra-solar planet located some 11 light-years away may be suitable for life.  It’s called “Ross 128 b” and you may be...

Artist’s conception of sulfuric acid rain on Venus. Bringing an umbrella in case of rain may have a different meaning depending upon the...

Artist’s conception of sulfuric acid rain on Venus. Bringing an umbrella in case of rain may have a different meaning depending upon the...

Artist’s conception of sulfuric acid rain on Venus. Bringing an umbrella in case of rain may have a different meaning depending upon the...

Artist’s conception of sulfuric acid rain on Venus. Bringing an umbrella in case of rain may have a different meaning depending upon the...

Artist’s conception of sulfuric acid rain on Venus. Bringing an umbrella in case of rain may have a different meaning depending upon the...