Based on 20 years of observations by NASA’s Hubble Space Telescope, new research sheds light on one of the solar system’s ...

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

The International Astronomical Union’s Minor Planet Center, which catalogs new moons and other small bodies in the solar ...

Researchers found the south polar region darkened in winter shadow, while the north polar region brightened as summer came.

As it orbits the sun once every 25,000 years, the celestial body 2017 OF201 travels beyond the Kuiper Belt into a region ...

Two days after the latest in a string of test-flight setbacks for his big new Mars spacecraft, Starship, Elon Musk said on ...

Information about Uranus is limited. What we know is that the planet is composed mainly of water and ammonia ice, its diameter is about 51,000 kilometers, about four times that of the Earth, and its ...

Astronomers recently received photographic evidence of movement on the surface of Mars. Here's how they got it.

NASA’s Asteroid Watch Dashboard has issued a new list of five asteroids on approach, with close passes to Earth expected ...

A groundbreaking discovery confirmed by NASA surrounding a young star offers new insights into planet formation and the role ...

A new study from the University of Arizona reveals an unexpected way that planets' cores might form in our solar system.

New research claims that Venus could be hiding dangerous asteroids capable of destruction if they collide with Earth.