A new study rewrites the story of human evolution, suggesting that intelligent life is not rare but a natural planetary ...

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

Seven planets are set to appear in the night sky this month in a rare full planetary alignment. Mars, Jupiter, Uranus, Venus, ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

Pluto may not be a planet any more, but you still have a chance to see the distant dwarf planet at one of Michigan's observatories.

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

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We interrupt our regular schedule of fish puns and naughty jokes about holes to warn you that a huge chunk of celestial ...

There is an estimated 2.3% chance that the 2024 YR4 asteroid is heading our way. Here's everything you need to know about the ...

Incredibly powerful marsquakes that violently shake the red planet don't always begin under the surface, research shows.