This week, revisit what you know about Uranus, explore the far side of the moon, rediscover the famed fossil known as Lucy, ...

Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, and gaseous phases. Mars had surface water, but not as much as Earth, and ...

Solar and cosmochemical data indicate high levels of carbon, nitrogen, and oxygen in the Sun. Researchers have unveiled a new ...

Some minerals in lava could suggest water is nearby.

By studying decay of bound-state beta decay of thallium-205 (205Tl81+), scientists can better understand the timing and conditions in the early solar system, giving clues about when the sun formed.

New research sheds light on how a pair of unusual black holes may have been able to keep their companion stars alive — and at a distance.

We're showing that, everywhere we look now, there was some sort of magnetic field that was responsible for bringing mass to ...

Tuesday marks the tenth anniversary of a huge astronomical milestone: the first and only time we have landed on a comet. The ...

For nearly 40 years, scientists have generally agreed that Earth's Moon formed from debris after a massive collision with our ...

If you missed the Southern Taurid meteor shower last week, the Northern Taurids are here. Active since mid-October, the ...

Tiny grains from the asteroid Ryugu are helping scientists uncover secrets about how the outer regions of our solar system ...

Legendary Star Lacks Evidence for Large Planet Construction Ever since the dawn of human consciousness, skywatchers have been ...