The Moon is not a fixed lantern in the sky but a slow-moving partner that is gradually edging away from Earth. That retreat ...

Learn how we know the Earth is round, and the science behind the shape of our gravitational field.

For years, scientists thought Saturn’s moon Titan hid a global ocean beneath its frozen surface. A new look at Cassini data ...

On Tuesday night I decorated our Christmas tree with my daughters. It’s an annual ritual full of laughter as we play festive ...

The faraway moon has 'a slushy high-pressure ice layer' similar to the melting Arctic that could hide extraterrestrial life.

With new technologies comes new discoveries. Or so Spider Man's Uncle Ben might have said if he was an astronomer. Or a ...

James Webb telescope data confirms the first known runaway supermassive black hole, revealing how it escaped its host galaxy, how scientists tracked it and what its discovery means for galaxy ...

The original ocean hypothesis came from how Titan physically deforms as it orbits Saturn. As the moon follows an elliptical ...

For more than a decade, scientists have accepted that Titan, Saturn’s biggest moon, has a subsurface ocean of liquid water. A ...

Careful reanalysis of data from more than a decade ago indicates that Saturn's biggest moon, Titan, does not have a vast ...

"There is strong justification for continued optimism regarding the potential for extraterrestrial life," said one of the ...

Missions such as Galileo around Jupiter and Cassini around Saturn have discovered over the last three decades that the giant ...