The Hottest White Dwarf We Know of Is Up to Something Ghoulish With Its Neighbor
Science

The Hottest White Dwarf We Know of Is Up to Something Ghoulish With Its Neighbor

The dead star is 1,300 light-years away. X-ray data from the Chandra space telescope has shown that a white dwarf named KPD 0005+5106 is making
Gaia reveals that most Milky Way companion galaxies are newcomers to our corner of space
Science

Gaia reveals that most Milky Way companion galaxies are newcomers to our corner of space

The Milky Way is surrounded by a number of dwarf galaxies. Most of the galaxies are named after the constellation in which they appear on the sky,
The Milky Way May Have Just Lost a Whole Bunch of Satellite Galaxies
Science

The Milky Way May Have Just Lost a Whole Bunch of Satellite Galaxies

The space around the stars is not empty. It's surrounded by small, faint, and low in mass dwarf galaxies with as few as 1,000 stars each. This is not
Wild 'Propeller' Star Smashes The Record For Fastest-Spinning White Dwarf
Science

Wild 'Propeller' Star Smashes The Record For Fastest-Spinning White Dwarf

A dead star has the fastest known spin rate of any star of its kind. It's a white dwarf star that has an insane rotation rate of just 25 seconds. The
Half-eaten exoplanet entrails in zombie stars show how weird alien worlds are
Science

Half-eaten exoplanet entrails in zombie stars show how weird alien worlds are

A white dwarf's strong gravity can cause the asteroids and rocky planets that orbit it to be ripped apart. A white dwarf's strong gravity can cause
Are huge black holes from dead galaxies roaming around the Milky Way?
Science

Are huge black holes from dead galaxies roaming around the Milky Way?

People ask me questions about black holes whenever I speak about them. They worry that they will get too close to Earth and endanger us all.
Jupiter-like planet survived the death of its star without harm
Science

Jupiter-like planet survived the death of its star without harm

Artists illustration of Jupiter-like planet orbiting white dwarf star W. M. Keck Observatory/Adam Makarenko Astronomers have a glimpse into the
Astronomers see white dwarf 'switch on and off' for first time
Science

Astronomers see white dwarf 'switch on and off' for first time

Artist's impression of a white dwarf. In this image, the white dwarf MV Lyrae is accreting as its draws in material from a partner star. Helena Uthas
New giant exoplanet detected with TESS
Science

New giant exoplanet detected with TESS

Top panel: Phase-folded TOI-530 TESS photometry. The median posterior model is represented by the solid red line. Bottom panel: The residuals from
This Dead Star Is The Best Glimpse Yet at The Future of Our Solar System
Science

This Dead Star Is The Best Glimpse Yet at The Future of Our Solar System

How will the Solar System end? This is a crucial question that scientists have been trying to answer. Researchers used their knowledge of physics and