What are the northern lights? Here is the science behind perhaps one of the most elusive natural phenomena, the shimmering waves of green, pink, and red dancing across the night sky, forming the ...

Are the northern lights becoming more common? Has something changed? It depends on how you look at it. The high-end geomagnetic storms that fuel northern lights are rare, but they have always happened ...

Interstellar object 3I/ATLAS is expected to reach its perihelion, or the closest point to the Sun in its highly eccentric path through our solar system, on October 29. Earlier this week, it reached ...

A Harvard scientist tracking the interstellar visitor in our solar system has issued a warning about its move behind the sun on Tuesday. The object, dubbed 3I/ATLAS, will be exactly on the opposite ...

Michael Stapelberg is a specialist general practitioner with an interest in dermatology and skin cancer who works at Skin Clinic Robina on the Gold Coast, Queensland. Mike Climstein and Nedeljka Rosic ...

The Nuclear Furnace at the Sun's Heart The temperature in the Sun's core is about 27 million degrees Fahrenheit (15 million ...

The reason we often imagine the Sun as yellow or orange has to do with the air around us rather than with the Sun itself.

The interstellar comet 3I/ATLAS has become visible from Earth once again after zooming behind the sun, new images reveal. An astronomer used the Lowell Observatory's powerful Discovery Telescope in ...