Water ice on Mars, bubbling gas on a distant star, a snow-covered island, and a pre-planetary nebula are featured this week. Plus, a look back at an image of Mars taken by the Dawn spacecraft during a ...

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

The Gemini South telescope in Chile has been used by astronomers to detect a planet being devoured by its dying host star, a ...

New research using the James Webb Space Telescope offers the most detailed portrait yet of how auroras form on Uranus.

If you think auroras on Earth are a strange and mesmerizing sight, that's nothing like what occurs on the perplexing world of ...

Astronomers used AI to search 35 years of Hubble data and discovered over 1,300 rare cosmic anomalies hidden in plain sight.

The discovery of CDG-2 began when a team of astronomers investigated tight groupings of stars called globular clusters, which ...

Hubble captures a dying star cracking open the dazzling, dust-filled Egg Nebula in a rare cosmic transformation.

It's well established that the universe is expanding, but there's serious disagreement among scientists over how fast it's happening.

A dazzling new Hubble image peels back the layers of the mysterious Egg Nebula, a rare and fleeting phase in a Sun-like star’s death just 1,000 light-years away. Hidden inside a dense cocoon of dust, ...

The Egg Nebula, located around 1,000 light years away, is home to a dying star entering last phase of its life.

First its rotation slowed between March and May 2017, taking 46 hours to complete a spin where it had once taken only 20 hours. This occurred as the comet neared its closest point to the sun, roughly ...