Jupiter reaches a stunning opposition, Mars is brilliant, Saturn and Venus light the evening sky, and Mercury rises before ...

Titan takes about 16 days to orbit Saturn, so appears closest to ... Back at Saturn, the two-faced moon Iapetus reaches eastern elongation, standing 8.5’ east of the planet.

With an average distance of 1.8 billion miles from the sun, the planet takes 84 years to complete an orbit. My goal ... including Iapetus, who fathered Atlas. In last week's post, I described ...

Asteroid 15 Eunomia is making its way through central Auriga this month, passing numerous deep-sky objects along the way. By ...

PT5, which has been orbiting Earth for two months and is likely a chunk of the moon, will now drift away from our planet in ...

The Earth and moon have been locked in a gravitational dance for billions of years. Each day, as the Earth turns, the moon ...

Researchers from the Juno mission have finally solved a mystery that has puzzled scientists for over four decades.

NASA on Friday issued updates to its "Moon to Mars architecture," its exploration approach which includes Artemis missions to ...

Scientists with NASA's Juno mission to Jupiter have discovered that the volcanoes on Jupiter's moon Io are each likely powered by their own chamber of roiling hot magma rather than an ocean of magma.

NASA's recent flybys of Io, however, reveal that it likely doesn't contain a global magma ocean beneath its surface, as ...

1:53 Canadian astronaut Jeremy Hansen gearing up for Artemis II mission to the moon NASA Administrator Bill Nelson announced on Thursday new delays in the U.S. space agency’s Artemis program to ...