An amateur photographer in Portland captures rare images of interstellar Comet 3I/ATLAS using a smart telescope as the ...

BEIJING -- Chinese scientists have successfully achieved the first direct mass measurement of a free-floating object, confirming that it is a planet with a mass comparable to that of Saturn. This key ...

On Friday evening, New Delhi's Nehru Planetarium attracted numerous skywatchers eager to witness the first Supermoon of 2026, ...

Humanity’s next great expansion is no longer a thought experiment. It is unfolding in real time in orbit, around the Moon and ...

Early image of interstellar object 3I/ATLAS sparks debate among scientists, fueling speculation on cometary behavior versus ...

For two decades, astronomers have chased a cosmic ghost: ultra‑massive “monster stars” that theory said must have existed but ...

Scientists outline the scientific and technical case for building a northern-hemisphere 30-meter telescope at La Palma to support time-domain and multi-messenger astronomy.

Three supermoons will lighten up the night skies in 2026, the stunning result when a full moon inches closer to Earth than ...

I was interested in the Dec. 16 Sun Spots about Christmas cards, letters, and pen pals. Not too long ago, I exchanged Christmas cards with 450 friends and family members. We have lost many of them and ...

Earth is about to see three total solar eclipses in just under two years, with each successive path of totality moving west ...

That’s when Cathedral Gorge State Park calls your name – a slice of otherworldly serenity tucked away in Panaca, Nevada that feels like it exists in its own dimension. These towering spires could ...