NOAA's CCOR-1 coronagraph captured the blast that showed the sun's raw power in action.

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

An interstellar comet that originated outside our solar system just made its closest pass of the sun, setting it on an outgoing path — but it’s not leaving our cosmic ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is hiding it from Earth ...

He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a published ... NASA launched the Voyager probes to explore the outer reaches of the ...

Astronomers say 3I/Atlas will be visible in parts of the US sky for a short time, giving viewers a unique look at a comet from beyond our solar system.

Comet 3I/ATLAS will be closest to the Sun on October 29 and will be observable through telescopes. Here is how you can track it.

Down here on Earth we don't usually notice, but the Sun is frequently ejecting huge masses of plasma into space. These are ...

The interstellar object 3I/ATLAS has astonished astronomers by turning distinctly blue and rapidly brightening as it neared ...

Interstellar comet 3I/ATLAS reaches perihelion hidden from Earth's view. Learn why NASA and ESA spacecraft have a front-row ...