These tails form because comets have ice in ... we’ve noticed that they come in two flavors. Outer dark comets are larger – about a mile wide in size – and on more elliptical orbits farther ...

Perhaps the most exciting feature of Hale-Bopp is its unique tail. Like most comets, it has two tails that can be seen by the naked eye under the right conditions: a bright dust tail, which is ...

Beautifully captured against a starry sky, Comet C/2024 G3 (ATLAS) — dubbed by some as the "Great Comet of 2025" — shines brightly after its last approach to the sun for hundreds of thousands of years ...

A comet called ATLAS dazzled the southern skies for the last few weeks. Now it's heading out of view for half a million years ...

Related stories Shrinking worlds with comet-like tails could explain a planetary mystery As NASA has cataloged more than 5,000 alien worlds, it's become clear that two of the most common types of ...

Skygazers worldwide have their cameras trained to comets streaks across the planet with its two brightly coloured tails of gas and dust. Satellite data suggests that the comet could even have ...

Following perihelion, the comet showed signs of disintegration but still put on a dazzling display of bright tails. As it heads toward the edge of the solar system, it will slowly start to fade.