Scientists have been receiving X-ray signals from the Helix Nebula for decades, but now they believe it may hide a horrifying and grisly secret.

This colorful image of the Helix nebula may mirror what someday could become of our sun and our home planet. Released on ...

A new image released by NASA shows what could be a captivating — and terrifying — event roughly 650 light-years away: a dying ...

The Helix Nebula, also known as Caldwell 63, is located 650 million light-years from Earth. It is the glowing remains of a ...

行星状星云是相对较轻的恒星（质量小于太阳的8倍），不会发生超新星爆炸，在恒星生命结束时形成的天体。像太阳这样的恒星在晚年会从主序星演化成红巨星，并从外层向周围释放气体和尘埃。不久，失去气体的恒星将进入从红巨星向白矮星转变的阶段（中心恒星），释放出的气 ...

Decades of constant X-ray emission from the Helix Nebula’s white dwarf suggest debris from a Jupiter-sized planet steadily rains upon the star.

A 40-year-old space enigma has been unraveled: a white dwarf star at the center of the Helix Nebula has been annihilating a ...

This color-composite image of the Helix Nebula was created from images obtained using the the Wide Field Imager, an astronomical camera attached to the 2.2 meter Max-Planck Society/ESO telescope ...

NASA’s Spitzer Space Telescope captured a stunning image of the Helix Nebula, also known as NGC 7293. This image captures the star-forming region NGC 3324, seen in infrared light. This stunning image ...

NGC 7293, better known as the Helix nebula, displays its ultraviolet glow courtesy of NASA's Galaxy Evolution Explorer (GALEX ...

Since the 1980s, a strange X-ray emission has puzzled astronomers. At the heart of the Helix Nebula, a dying star may have destroyed a neighboring planet, revealing a rare and spectacular phenomenon.

This image of the Helix Nebula, released on March 4, 2025, shows a potentially destructive white dwarf at the nebula's center; this star may have destroyed a planet. This has never been seen ...