Our sun, currently in its prime, is expected to shine for another 5 billion years. Eventually, it will transform into a red ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our understanding of how planets take shape — not only in our solar system, but ...

Astronomers have, for the first time, captured what they believe are the very first moments of rocky planet formation around a newborn star. Using advanced observations from NASA’s James Webb Space ...

The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today ...

In a cosmic first, astronomers have spotted the earliest signs of rocky planet formation around a young star. The discovery ...

Earth's famous Hubble Telescope has just revealed the first images of a mysterious interstellar object racing through our ...

Astronomers have said they observed the moment when planets start forming around a distant star for the first time, revealing ...

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

Astronomers have discovered a new world circling the outer edges of our solar system. So far, there are only four known ...

These incredible images reveal the exact moment when planets began to form around a star 1,300 light-years from Earth.

The competition was co-ordinated by Gösta Mittag-Leffler, a Swedish mathematician and editor of Acta Mathematica. The king ...