Astronomers have detected an exoplanet candidate around a Sun-like star just 146 light-years away from us.

Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

It's remarkably similar to Earth.

Add Yahoo as a preferred source to see more of our stories on Google. An illustration showing Planet Nine, a hypothetical, undiscovered planet in our solar system. New research now suggests the ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Early risers are this week being treated to the sight of a ...