Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...

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

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

NASAs Perseverance rover has collected a historic rock sample dating back to the Noachian era on Mars. This discovery could ...

Each planet in our solar system is given a unique, humorous catchphrase that reflects its personality and role. From ...

Does our Solar System have 9 planets or only 8? Astronomers have gone back and forth on that a lot, with Pluto now being classified as a dwarf planet. However, out beyond Neptune there could be ...

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

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

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

Most of the information we have about planets beyond our solar system (exoplanets) comes from looking at dips in starlight as these planets pass in front of their host star. This technique can ...