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

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

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

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

When it comes to your astrophotos, capturing the right wavelengths makes a big difference. Here's how to choose the best filter for the job.

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

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

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

Astronomers caught helium escaping the habitable-zone world LHS 1140 b — a signal that strengthens the case for the planet's ...

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

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

This rich grouping of young suns shines brightly in Aquila the Eagle, ripe for observing just after sunset and before ...