The star blinked once—just a flash in the sky above Palomar Observatory in 2020. To most, it was another transient burst in ...

The nearby T Coronae Borealis system could still explode any day now, but calculations suggest the next best chance for fireworks is later this year.

T Coronae Borealis (T CrB), also known as the Blaze Star, is a binary star system located 3,000 light-years from Earth. It periodically explodes in a recurring nova every 79 years or so, and it’s due ...

When many stars reach billions of years in age and run out of fuel, they become dying stars known as red ... Earth’s own sun will turn into a red giant and engulf planets, including our blue ...

NASA’s Hubble Space Telescope captures stunning planetary nebulae — colourful cosmic clouds formed by dying stars, showcasing ...

NASA is celebrating Hubble telescope's 35th year in space with top images including this picture of Mars, revealing the thin ...

A study from 2023 concluded that ZTF SLRN-2020 was an evolved sun-like star called a "red giant" that had expanded, in the process engulfing a gas giant planet orbiting around it. The flash of ...

Kohoutek 4-55 is a dazzling planetary nebula captured in vivid color by the Hubble Space Telescope. Formed by the dramatic death of a giant star, this cosmic cloud glows with energized gases and ...

The study considered a dying, 2-solar-mass star known ... but they haven't quite swelled to a red giant. Our sun will become a subgiant star before ending its life as a red giant and eventually ...