An analysis of two decades of data from NASA's Hubble Space Telescope has provided fresh insights into the complex ...

Could microbes survive in the permanently shadowed regions (PSRs) of the moon? This is what a recent study presented at the ...

Early in the history of our solar system, something mysteriously knocked Earth slightly off its axis. So today we tilt at 23.5 degrees. But what would happen if we tilted even more? What if Earth ...

Saturn's renowned rings have seemingly "disappeared" from view starting this week. This rare planetary event has happened as the ringed giant aligns edge-on with Earth for the first time since 2009.

They're caused by a combination of Earth's orbit and its axial tilt. Every six months, once in March and again in September, an equinox splits Earth’s day almost in half, giving us about 12 ...