Dwarf

Most Universe Today readers are familiar with nebulae. They're gaseous structures lit up with radiation from nearby stars, and they're some of nature's most beautiful forms.With the help of amateur astronomers who laid the groundwork,…

Illustration of the origin of magnetic fields in white dwarfs in close binaries (to be read counter clockwise). The magnetic field appears when a crystallizing white dwarf accretes from a companion star and as a consequence starts to…

In the past decade, the study of exoplanets has grown by leaps and bounds. At present, a total of 4,201 planets have been confirmed beyond the Solar System and another 5,481 candidates await confirmation. In the midst of all this,…

A series of ‘black dwarf’ supernovae will be the last astrophysical events to occur in our Universe prior to the so-called heat death, when the Universe will be populated only by black holes and ‘frozen’ white dwarfs, according to a…