We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.

Where is our solar system in the vast assemblage of celestial objects in this island Universe we call the Milky Way? To answer that question, we can begin with the beautiful configuration of stars we ...

However, it is now considered a dwarf planet instead. The universe has billions of galaxies, and our solar system is in the Milky Way Galaxy. The Milky Way contains at least 100 billion other ...

After 11 years in solar orbit, the European Space Agency’s Gaia spacecraft has completed its mapping of our Milky Way Galaxy to a precision never before achieved. Surviving solar radiation and ...

At just over 20,000 mph, experts say they're the fastest of their kind on any known planet. Find out more here.

An exoplanet is a planet outside our solar system that usually orbits a star in our galaxy. More than 7,000 have been found ...

NASA's James Webb Space Telescope has captured a unique image that revealed 44 individual stars in a galaxy 6.5 billion light ...

In Earth's upper atmosphere, a fast-moving band of air called the jet stream blows with winds of more than 275 miles (442 km) ...

Gaia data has revealed a plethora of intriguing objects in our galaxy; in April 2024, scientists revealed the heaviest stellar-mass black hole in the Milky ... and solar storms along the way ...