It was "full-on erupting" during its flyby of the Sun. The post 3I/ATLAS Spraying Material as It Exits the Solar System ...

A solar storm is a catchall term that describes any disturbance in the sun that involves the violent ejection of solar material into space. This can come in the form of coronal mass ejections, where ...

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

A comet whizzing through the Solar System has astonished scientists by doing something they had never seen before. In early ...

A total solar eclipse in April 2024 stunned millions across the United States.

What would happen if another sun also brought its planets along for the ride?

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

A bold proposal would send a spacecraft plunging close to the sun to slingshot after interstellar comet 3I/ATLAS, an ...

Since the 1990s, scientists have discovered approximately 6,100 planets outside our solar system, called exoplanets.

Close-up measurements from NASA’s Parker Solar Probe are giving scientists an unprecedented look at how the solar wind gains ...

Researchers at the University of Hawaiʻi have uncovered new clues about how energy moves through the sun's outer atmosphere, using one of nature's rarest events as their window: total solar eclipses.