Embark on a breathtaking visual voyage through the Milky Way galaxy to discover some of the most spectacular, bizarre, and ...

When astronomers observe distant exoplanets, they sometimes encounter a frustrating result: instead of revealing the chemical fingerprints of an atmosphere, the data appear almost completely flat.

When the James Webb Space Telescope detected potential biosignatures in the atmosphere of K2-18 b last year, the discovery sparked intense debate. Here was a sub-Neptune exoplanet 124 light years away ...

Scientists have been quietly working on an idea for nearly a century: use the Sun as a gravitational lens to create a telescope capable of taking high-resolution images of alien worlds — potentially ...

NASA’s Roman Space Telescope could revolutionize the search for alien worlds by discovering around 100,000 exoplanets—far more than all previous missions combined. It will look deep into unexplored ...

Beta Pictoris b appears to have an aurora caused by a powerful magnetic field. If confirmed, it would be the first such field ...

The idea of alien worlds conjures images of planets populated by the beings found in a “Star Wars” bar scene. But the reality is much more nuanced. University of Virginia astronomer Anna Dignan takes ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of biology because they are often produced by living microbes. However, ...

The science fiction genre is home to many fascinating, terrifying, and breathtaking worlds that stretch the limits of imagination, from the hive of scum and villainy that is Tatooine in Star Wars to ...