The Moon passes in front of the stars of the Pleiades, visible in the eastern U.S., while distant ice giant Uranus hangs ...

A total eclipse of the Sun coincides with the peak of the annual Perseid shower, plus Venus reaches dichotomy in the sky this ...

Mercury sits a few degrees due south of Pollux in Gemini early this morning, while Mars lies higher up along the ecliptic.

Saturn’s two-toned moon Iapetus passes through superior conjunction, sitting just south of the ringed world this morning.

Mercury reaches its greatest western elongation, Iapetus passes close to Saturn, and the Moon occults the Pleiades in the sky ...

There are big challenges associated with such a mission, from readying a craft quickly to finding the comet and sending data ...

SpaceX flies a classified NRO mission from Cape Canaveral, China launches back-to-back Long March rockets in a single day, ...

Solar and lunar eclipses both occur this month, as Mars and Jupiter meet in the early morning and the Perseid meteor shower peaks.

The waning Moon steps up to form a triangle in the early-morning sky with two distant planets: Saturn and Neptune.

Rising shortly after sunset, July’s Full Moon, called the Buck Moon, dominates the sky tonight with its bright light.

The Alpha Capricornid and the Southern Delta Aquariid meteor showers peak overnight, but the bright Moon will run ...

Just minutes after lifting off on its maiden voyage, a Long March 10B booster was recovered by a net-rigged ship at sea — a ...