space exploration
The world's largest mega scopes could find life outside our solar system.
The methods used to find this alien world, which has no host star, could help us to better identify life-sustaining objects in the future.
New research finds the mind "reorganizes" itself to adapt to a long space flight.
The miniature world -- some 30 light-years from Earth -- could have exotic features like diamond rain and scorching hot oceans.
WHAT'S HAPPENING
Today marks the 15th anniversary of human life aboard the International Space Station.
The backlit image gives us a new look at the dwarf planet.
Comet Lovejoy gives off the equivalent of 500 bottles of wine per second.
The distant dwarf planet just keeps surprising us.
NASA says preparations for a manned mission to the Red Planet are proceeding as planned, with humans expected to set foot on Mars in the 2030s.
It'll make you feel small in the most beautiful way.