We have all been taught in school that planets revolve in the same direction as the Earth, i.e., in the counterclockwise ...

Venus looks like Earth’s twin at first glance, yet its rotation behaves like a cosmic prank. The planet spins backward, ...

This coming July, Venus could plow through the dust generated by an asteroid breakup thousands of years ago, potentially ...

Mercury, Venus, and Saturn put on an early-evening display in the west, while Jupiter dominates the rest of the night.

February starts with a subtle surprise just after sunset Feb. 2. Jupiter is blazing away about one-third of the way to the ...

Unlike almost every other planet, Venus rotates backwards and incredibly slowly. Scientists have several theories, but no ...

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

The time it takes for the sun to completely rotate depends where on the sun you are measuring.

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

Tennis superstar Serena Williams joins TODAY's Jenna Bush Hager and Sheinelle Jones to talk about her new Prime Video docuseries called “The CEO Club” which highlights female leaders. She also opens ...

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

The dazzling lights of the aurora are created when high-energy particles from space collide with Earth's atmosphere. While ...