The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

The Sun is a powerful, awe-inspiring force at the center of our solar system. Its brilliance lights up our sky and sustains ...

Our sun, currently in its prime, is expected to shine for another 5 billion years. Eventually, it will transform into a red ...

Photographing the sun can be an amazing experience and this guide explains how to do it in safety with a camera or telescope.

For lovers of newly identified space objects, July has indeed been an exciting month. Last week, astronomers described ...

However, we might also want to look for hints of alien origin. One very strong piece of evidence would be any kind of radio ...

The photos reveal a bright and well-developed coma, the cloud of gas and dust surrounding the comet's nucleus, with striking ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

The solar wind plasma goes from moving at about 400 kilometers per second (900,000 miles per hour) to being diverted and ...

The two objects make for a strange pair. Unlike Betelgeuse, which is approaching the end of its life, the blue-white ...

Would one frozen world, just visible on the rim of the Sun’s kingdom, turn decades of speculation on the concealed layout of ...

A team led by UdeM researchers confirms a fifth potentially habitable planet around L 98-59, a red dwarf 35 light-years away.