A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

An international research team led by the University of Southern Queensland (UniSQ) has discovered two new planets performing ...

The planets in solar do not have circular orbit around the Sun, including Earth which goes around in an elliptical orbit. A new research is now looking at what really caused this change in the ...

All eight of the solar system’s “major” planets appear in this illustration, but the actual number of planetary bodies orbiting our star is far greater. Digital Vision/Getty Images.

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – here’s how to spot the celestial show. Close. Advertisement.

An interstellar visitor. To tackle this puzzle, Malhotra and colleagues considered a less-examined scenario: that a visiting star-size object tweaked these planets' paths around 4 billion years ago.

The Sun and planets of our solar system all formed from the same cloud of gas and dust, but the planets’ compositions vary with mass and distance from our star.

The solar system is primarily comprised of our sun — which makes up the vast majority of its mass — and the eight planets, which are split into three subcategories. First up are the rocky ...

Our Solar System is full of mysteries, but if the inner planets are a puzzle, the boundary between the Solar System and interstellar space is a secondhand puzzle with half the pieces missing.