In February 2025, all seven of our planetary neighbors will be visible from Earth. So what does such a planetary alignment ...

Why the 'Planet Parade' will peak this weekend and look its best until 2036 as all seven other planets in the solar system ...

The likelihood of 2024 YR4 colliding with the our planet in 2032 have ticked up to over 3 percent. Is it time to start ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...

On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

Astronomers use planetary alignment to describe the phenomenon when planets gather closely on one side of the Sun at the same ...

The gas giant WASP-121b, also known as Tylos, has an atmospheric structure unlike any we have ever seen, and the fastest ...

NASA said Wednesday that new data collected overnight cut the probability of asteroid 2024 YR4 hitting Earth to 1.5%. The ...

The lander, Blue Ghost, fired its engines for four minutes Thursday to propel the spacecraft into lunar orbit ahead of a ...