The exoplanet HD 20794d swoops in and out of its habitable zone every few hundred days, making for an extreme climate.

Space streaming company Sen is now broadcasting live views of Earth and space from the International Space Station (ISS) in 4K HD.

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

Local 10 invites all art teachers and students, from grades Pre-K to 12, to participate in our 8th Annual eARTh Day Art ...

Located less than 20 light years away, HD 20794d could potentially be one of the most Earth-like planets found so far, ...