Solar scientists have unveiled spectacular new images of plasma "rain" in the sun's corona using adaptive optics.

A passing star has been discovered that could cause chaos in the Solar System, sending Earth flying out of orbit.

It’s sometimes easy to forget that the light in the sky is an actual star. With how reliable it is and how busy we tend to be ...

A new astronomical study suggests that Earth could one day be ejected from the solar system, not by the aging of the Sun, but ...

Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a ...

NASA says with the help of data from the James Webb Space Telescope, scientists have confirmed the presence of water crystals around a Sun-like star, some 155 light-years away from Earth. The star, ...

On its surface, floating solar appears to conserve water while generating carbon-free electricity. River managers are ...

Mercury, for instance, is already the wild card of the inner planets. Its orbit grows more eccentric over time, increasing ...

WASHINGTON >> Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels ...

Now three months past its conjunction with the sun in March, Saturn is currently well separated from the dawn glow. On June 1 ...

In the Northern Hemisphere, June 20 is the day on which the sun is highest in the sky, aka the summer solstice! This is the ...