When a dying star runs out of fuel and sheds its outer layers, its remaining core can become an approximately Earth-sized, ...

Astronomers have identified the first second-generation planet around a white dwarf, a world that ...

Scientists say they have found the first-ever evidence of a planet born from the remains of its dead star, a cosmic “phoenix” ...

Astronomers have found evidence that one of the most massive white dwarfs known has an oxygen-neon core instead of the more common carbon-oxygen core. The finding is important because the composition ...

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers found that a 3-billion-year-old white dwarf, LSPM J0207+3331, is still feasting on the metal-rich remains of a ...

In about 7 billion years our sun will become a white dwarf, the name for a star that depleted its nuclear fuel and only shines as a remnant of what it once was. No star is ever born as a white dwarf ...

In exoplanetary science, white dwarfs are usually only an afterthought. Most extrasolar planet hunters are too busy looking for an Earth 2.0 to give these hyper-dense stellar remnants much ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustration of an early stage of an icy body being torn apart by the intense gravity of a white dwarf By Will Dunham WASHINGTON ...

Artist’s concept of the newly found most-massive white dwarf, ZTF J1901+1458 (above). It has 1.35 times our sun’s mass, packed into a sphere the size of Earth’s moon (below, in this illustration).

Artist depiction of the white dwarf in the AE Aquarii system Image right: The white dwarf in the AE Aquarii system is the first star of its type known to give off pulsar-like pulsations that are ...

Planets appear to be common around stars in our home galaxy, the Milky Way. Astronomers have found planets not just for stars like our sun, but also for smaller, cooler red dwarfs and other types of ...