The Hubble Space Telescope has captured a spiral galaxy under the "ram pressure" inside a massive cluster of galaxies.

According to astronomers' calculations, this is a comet in a near-parabolic elliptical and retrograde orbit, which means it orbits the Sun in the opposite direction of the sun's rotation (from west to ...

The comet was discovered on September 27.

The so-called "Halloween comet" vaporized as it flew within 1 million miles of the sun on Monday, its destruction captured by ...

Comets have long been seen as omens and portents, and it's easy to understand why. They first appear as faint smudges of light in the sky, sometimes fading soon after and sometimes becoming brighter ...

A dazzling comet left behind a dramatic dust tail as it swept around the sun, new photos reveal. C/2023 A3 (Tsuchinshan-ATLAS ...

A week after the northern lights were visible in the Mid-Atlantic, a rare comet made an appearance. But, if you missed it Wednesday, don’t worry; you still have a few more days to catch it.

If you want to see what people are calling "the comet of the century," your last chance is coming up soon, as it will most likely not be visible with the naked eye anymore after this weekend.

The comet was just discovered in 2023, when it approached the inner solar system on its highly elliptical orbit for the first time in documented human history, according to NASA. C/2023 A3 ...

A rare comet will dazzle the Illinois sky again this weekend as it continues to pass by the sun in a once-in-a-lifetime phenomenon. What is the name of the comet tonight? Comet C/2023 A3 ...

After this week, the comet will not return to our skies, as its orbit is taking it out of the solar system forever. Over the past week, comet C/2023 A3, also known as Tsuchinshan-ATLAS ...