Atop a frigid mountain peak in Iran, skywatcher Amir Hossein Abolfath captured a phenomenal sun setting with a brilliant flash of green. This photo of the sun setting over the Zagros Mountains of Iran ...

A spectacular "firefall" wowed nature-watchers in California's Yosemite National Park on Wednesday, with the setting sun lighting up a waterfall like a ribbon of fire. For a couple of weeks every year ...

Twice a year, during the spring and fall equinoxes, the rising and setting sun lines up with Chicago’s east-west street grid, creating spectacular photo opportunities as the sun is framed within ...

The world-famous New York City Skyline will be the focal point of a captivating astronomical alignment this week, an event known as Manhattanhenge. Manhattanhenge occurs when the setting sun aligns ...

The hottest star in the Big Apple this week is the setting sun. The annual Manhattanhenge phenomenon is striking twice this week, offering New Yorkers back-to-back shots to watch the setting sun align ...