The most powerful telescope ever launched into space uncovered a cluster of forming stars within the "toe beans" of the Cat's ...

Here's everything to know about the James Webb Space Telescope, and what it captured on its three-year anniversary observing ...

NASA’s James Webb Telescope captures the "Cosmic Owl," a rare galactic formation resembling an owl’s face. See stunning images.

On July 11, 2022, the James Webb Space Telescope finished its commissioning and commenced science operations. In the three ...

It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

Recent photographs captured by NASA's James Webb Space Telescope showcase the formation of young stars within a distinctive ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever encountered.

European Space Agency ESA is getting ready to launch in 2026 a terrestrial planets exploration tool called PLAnetary Transits ...

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

Now imagine that this enormous mirror is made not of precisely manufactured glass segments, but of liquid floating in space.

New research has revealed everything astronomers currently know about the mysterious interstellar object 3I/ATLAS.