Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

I/ATLAS is only the third interstellar object ever detected. You can stream the object live today, or maybe see it from your ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.

Researchers from the Nanjing Institute of Geology and Paleontology of the Chinese Academy of Sciences and Columbia University ...

The Sun, our life-giving star, is slowly dying. In about 5 billion years, it will exhaust its fuel and transform into a red giant, altering the solar system forever. But long before that, the Sun’s ...

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...

When we gaze into the night sky, we see a tiny fraction of what lies beyond our Solar System. In the vastness of space, our Sun and its planets are but a speck of dust. There are thousands of stars ...

The distant planet Neptune stands still against the background stars of Pisces in the early-morning sky, still visible close ...

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...

The sun rises from the east, and sets in the west - this is a well-established fact for the longest time, and this is due to ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...