In 1986 and 1989, Voyager 2 made the final two stops on its grand tour of the outer solar system when it swept by Uranus and ...

China’s historic farside sample-return mission is providing intriguing insights into why the Moon’s farside is so different ...

At the Moon’s average distance, it would take about four hours to see the effect of motion there through 10x binoculars.

What does dark energy have to do with proliferation of life in the universe? The answer is written in the stars, according to ...

The Epoch of Reionization — the universe’s last major transition — may have happened earlier than previously thought.

Our best view yet of the material linking clusters of galaxies may have pinpointed some 20 percent of the universe’s missing ...

Out of the limelight, theoretical physicists continue to seek a mathematical model that can explain the universe's particles ...

Now, a new study published Nov. 11 in Nature Astronomy has revisited the Voyager 2 data and discovered that Uranus was ...

Earth’s orbit around the Sun is not circular, but an ellipse. The perimeter of Earth’s orbit is roughly 584 million miles ...

The largest and most powerful rocket to ever fly could lift off on its sixth test flight as early as Monday at 5 p.m. EST.

From 520 light-years away, astronomers have caught a glimpse of a nascent massive world still embedded within its star’s protoplanetary disk.

Although the future of the legendary aviation company's space sector is up in the air, its legacy has long shaped travel ...