Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

Astronomers have detected a promising sign of a ninth planet lurking at the the farthest reaches of the Solar System.

A groundbreaking discovery has been made by astronomers, who have uncovered a massive molecular cloud located just 300 ...

Discover the order of planets in the solar system. From Mercury to Neptune, explore our solar system and learn more about our cosmic home. The solar system is our cosmic neighborhood, made up of ...

Now, scientists have released the most detailed photo of our sun yet – and it gives ... The sun is the star at the heart of ...

“The instrument is, so to speak, the heart of the solar telescope, which is now finally beating at its final destination,” ...

The Daniel K. Inouye Solar Telescope, the world's largest solar telescope, can see the sun in unprecedented detail. Here is ...

NASA’s Lucy spacecraft captures asteroid Donaldjohanson, marking a new step in its mission to explore the solar system’s ...

The boundless potential of astronomical discovery contrasts sharply with the backwardness and reaction promoted by Trump and ...

At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, surpassing the previous record-holder, Epsilon Indi Ab, which stands at around 35 ...

“As we study the complex structures in detail, they will reveal important information about the building blocks and ...

Detailed images such as this one, which was taken in early December, pose an important way for scientists to learn about and predict potentially dangerous solar weather, said Friedrich Woeger ...