Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet unseen by telescopes for about 60 years, ...

“All signs were pointing to the Sun going into a prolonged phase of low activity,” said Jamie Jasinski, study lead author and ...

"This is four times more people than saw Neil Armstrong walk on the moon. Think about what a world event this is going to be." ...

Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the ...

Three celestial bodies will meet up for one night in September in a cosmic conjunction that should be widely visible in the ...

Cartoonist Zach Weinersmith and his wife Kelly, a parasitologist, publish 'A City on Mars', where they mock Elon Musk's ...

For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers now confirm that this small body, named 2025 PN7, is traveling in a special ...

Traditional views hold that Pluto formed in the cold Kuiper Belt, gradually accumulating ice and rock. Over the long ages, the decay of radioactive elements within the rocks released heat, gradually ...

"The fact that we captured the aurora again demonstrates that our method for predicting aurorae on Mars and capturing them ...

Three celestial bodies are preparing to meet up for one night in September in a cosmic conjunction that should be widely ...

New research from NASA has found that the dwarf planet Ceres may be another place to look for evidence of primitive life in our solar system.

A team of scientists has investigated how Earth’s twin became so inhospitable, and whether the same will happen to our planet ...