A six-planet “alignment” will be visible on Saturday, Feb. 28, giving stargazers a chance to view a rare spectacle. But will Kentuckians be able to see it? The planetary alignment, also known as a ...

A rare celestial occasion will light up the Saturday evening skyline across California and the rest of the nation, featuring a bright six-planet parade in a special planetary alignment visible to ...

Scientists have discovered a bizarre planetary system where a rocky world orbits farther out than giant gas planets, defying long-standing theories of planet formation. The finding hints that some ...

Stargazers are in for a cosmic treat this weekend weather permitting, as six planets appear together in the evening sky. They should all be visible in the same part of the sky shortly after sunset, ...