Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

On the side of the Sun facing Earth, a giant coronal hole appeared in the shape of an enormous love heart, many times the ...

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

"Gaia provides the first accurate view of what our section of the Milky Way would look like from above," Lewis McCallum, an ...

A study of Saturn's atmospheric structure using data from the James Webb Space Telescope (JWST) has revealed complex and mysterious features unseen before on any planet in our solar system.

In a once-a-year event, Saturn is about to reach opposition, with the ringed planet appearing its best and brightest as it ...

You still may be able to spot the Milky Way's galactic center in the night sky across the US, but time is running out.

Hayabusa2, operated by the Japanese Aerospace eXploration Agency (JAXA), is on an extended mission after successfully ...

Astronomers have used observatories around the world, including the European Southern Observatory's Very Large Telescope (ESO ...

Spiral arms are crowded regions of space filled with stars, dust, and gas. As the solar system traveled through them, ...

A geomagnetic storm erupted out of a coronal hole spanning 310,000 miles across the solar surface and has enhanced in ...

On Monday 15 September 2025, the National Oceanic and Atmospheric Administration (NOAA) Space Weather Prediction Center ...