Emily Simpson has loved space since she was a 10-year-old kid celebrating her birthday at a planetarium. Now a recent Florida ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously ...

The sun’s outer atmosphere resembles a pufferfish.

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...

A new ‘map’ of distant planets has been unveiled by scientists from The University of Warwick, which finds a ridge of planets in deep space, separating a desert of planets from a more populated ...

World views and the solar system -- Earth-centered world views in classical Europe -- Non-European world views -- Earth-centered world views in the Middle Ages and Renaissance -- Sun-centered and ...

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to ...