Sunspot AR3697 (formerly AR3664) unleased an X1.4-class solar flare recently. NASA's Solar Dynamics Observatory captured the fireworks. This active region on the sun was responsible for a bevy of ...

Interstellar material has been discovered in our solar system, but researchers continue to hunt for where it came from and ...

NASA's Solar Dynamics Observatory captured an M6-class solar flare in multiple wavelengths. Credit: NASA/SDO | mash mix by Space.com ...

India's Aditya-L1 spacecraft captured detailed observations of a powerful solar flare last year, helping scientists better ...

Witness the northern lights in the northern U.S. and Midwest as solar maximum activity enhances aurora visibility.

Using a NASA supercomputer to run models, researchers led by SwRI astronomer David Nesvorny now believe that the Inner Oort cloud looks like a spiral disk, around 0.24 light-years across, with two ...

The potential sightings could be the last chance to see the northern lights this weekend before the forecast weakens Sunday.

You may have noticed that more auroras have been visible in recent years, including from lower latitudes. Here's why the northern lights have been amped up lately.

The U.S. space agency is tentatively scheduled to launch two missions on Sunday: one to study the sun, the other to examine ...

This phenomenon known as a "planet parade," will feature Mercury, Venus, Mars, Jupiter, Saturn, Uranus and Neptune all ...

Wolf 359, a red dwarf star just 7.8 light-years away, could host planets, but extreme X-ray and ultraviolet radiation make ...

Observations revealed ongoing fireworks featuring short bursts and longer flares. Imagine solar flares, but magnified to an ...