This image of the Helix Nebula, released on March 4, 2025, shows a potentially destructive white dwarf at the nebula's center ...

Barnard’s Star is located just 6 light-years away from us. It is the closest single star to the Sun and the fourth closest ...

Life could have the time and energy to arise and prosper on Earth-like worlds in the rapidly shrinking "Goldilocks zones" ...

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

A decades-old cosmic mystery may finally be solved. Scientists now suspect that the strange X-ray glow from a distant white dwarf is the result of a planet being ripped apart and devoured by the dying ...

Why was Pluto reclassified as a dwarf planet? One might think that it’s purely a matter of size. Mercury, the smallest of the ...

The search for habitable planets has taken a leap forward with new space telescopes probing exoplanet atmospheres for life.

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 low-mass red dwarf, was discovered in 1916. Since then, astronomers have discovered that at least 70% of all stars in the ...

Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

A study suggests planets in white dwarf habitable zones could sustain life for billions of years through key biological ...

Why was Pluto reclassified as a dwarf planet? One might think that it’s purely a matter of size. Mercury, the smallest of the ...