So how well do you know the Milky Way? Let's test your knowledge of our galaxy's size, age, speed and more with the 15 ...

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...

Choose from Solar System Planets Colors stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back Videos home Signature collection ...

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 ...

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 ...

The Gaia mission, launched by the European Space Agency, has completed a decade of groundbreaking astronomical observations, collecting over three trillion data points on two billion stars and ...

The record-breaking winds are circling the nearby "puffy" exoplanet WASP-127b, and are traveling six times faster than the ...

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

If you were to perfectly follow the steps in An Idiot's Guide to Making a Solar System, you should eventually find yourself ...

New research suggests that a massive, unidentified object might have passed through our Solar System billions of years ago, ...

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

Conflicting distance measurements have added to the uncertainty. One data source places one object at 6,500 light years away, ...