The NASA/ESA Hubble Space Telescope has provided a dramatic and colorful close-up look at one of the most rambunctious stars ...

"Gliese 229B was considered the poster-child brown dwarf, and now we know we were wrong all along about the nature of the ...

Oddball Stellar Duo Creates Spectacular Fireworks Located about 700 light-years from Earth, R Aquarii is one of the closest stars known to undergo massive violent eruptions that spew out huge ...

As you may recall from a recent column, the final fate of Earth depends on the last stages of the sun’s life, its red-giant ...

Our very own star, the Sun, is moving into a phase known as the solar maximum, and this means things are about to get ...

Catch some shooting stars, get in a glimpse of the fading Comet Tsuchinshan-ATLAS, and see Venus mingle with Antares in the ...

NASA's Hubble Space Telescope has provided a dramatic and colorful close-up look at one of the most rambunctious stars in our ...

The spherical shell known as the Oort Cloud is, for all practical purposes, invisible. Its constituent particles are spread so thinly, and so far from the light of any star, including the Sun, that ...

The human mind may find it difficult to conceptualize: a cosmic cloud so colossal it surrounds the sun and eight planets as it extends trillions of miles into deep space.

At 6 light-years from Earth, a discovery is shaking up astronomy. A new planet, Barnard b, has been detected orbiting a red ...

Both comets will glow green in our skies. One comet, called C/2023 A3 (Tsuchinshan-ATLAS) is already visible, while another ...