If you think auroras on Earth are a strange and mesmerizing sight, that's nothing like what occurs on the perplexing world of Uranus.

New research using the James Webb Space Telescope offers the most detailed portrait yet of how auroras form on Uranus.

Astrobiologists say we could find evidence of microbial life within the next 10–20 years. What does that mean? Where are we ...

Life on Earth may not have started here at all. A scientist says alien intervention is unlikely but still possible, reshaping the debate on our true origins.

As next-generation telescopes map this outer frontier, astronomers are bracing for discoveries that could reveal hidden planets, strange structures, and clues to the solar system’s chaotic youth.

A vast underground tunnel known as a lava tube, formed from ancient volcanic activity, has been discovered Venus.

Add Yahoo as a preferred source to see more of our stories on Google. Artist's impression of the NASA Magellan spacecraft making radar observations of Venus, with the data indicating the presence of a ...

Venus has long been known as Earth’s evil twin. While they both are roughly the same size and formed in the same inner region of the solar system, Venus is far less hospitable to life as we know it.

New theoretical models have strengthened the case that immense, energy-harvesting structures orbiting their host stars could exist in principle in distant stellar systems. With the right engineering ...

A financial crisis could be triggered by an announcement that aliens exist, according to Helen McCaw, a former policy expert of the Bank of England. McCaw told The Times of London that politicians and ...