The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

A planetary nebula in Sagittarius, 3000 light-years away, features waves 100 billion kilometres high, caused by supersonic shocks from a hot star's stellar winds. Hubble's image of the Carina Nebula ...

The Hubble Space Telescope captures extraordinary images of young stars, shedding light on star formation in the Orion Nebula.

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding faster than predicted by ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in the Cassiopeia constellation. Credit: Space.com | footage courtesy: NASA, ...

A supernova literally means explosion of a star in space.

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

On this week's episode: ancient human ancestors didn't eat meat, carbon caught in a cosmic conveyer belt, robotic bees pollinating crops, and the incredibly rare marsupial mole gets a checkup.

It took a while, but investors and space enthusiasts are finally getting the drama they have been looking for: David versus Goliath, but in space. Blue Origin, David in this story, made big strides in ...

NASA has released this photomosaic in two images that can be downloaded from its website: ...

More than one million images present the cosmos as Nancy Grace Roman Telescope will see it from 2027.