Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

The great planetary parade in February 2025 will see five bright planets in clear view and a special alignment of Mercury and ...

Mercury takes only 88 Earth days to orbit the sun.

It is not often that all the planets in the Solar System other than ours are lined up across the night sky for us to see.

New research shows that star activity can distort exoplanet measurements, affecting size, temperature, and atmosphere ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

Beyond Neptune lies the Kuiper Belt, a vast expanse of icy bodies that may hold clues to the solar system’s formation. These ...

THE search for alien life across our Solar System and beyond has so far kicked up nothing intelligent – let alone microbial.

one which can offer superb views of the other bodies in the solar system. But which one to choose? We've got you covered with our guide to the best telescopes for seeing planets. Now's a great ...

If planets had social media accounts, the solar system would showcase a frenzy of unique personalities. Mercury tweets at ...