Brown and white dwarfs are both types of celestial objects that are smaller and cooler than stars. Brown dwarfs are often referred to as "failed stars" because they do not have enough mass to sustain nuclear fusion, while white dwarfs are the remnants of stars that have burned through all their fuel.
The authority on brown and white dwarfs is currently considered to be Dr. Sarah Maddison, an astrophysicist and professor at the Australian National University. She has published numerous papers and studies on these objects and is widely recognized as an expert in the field.
Studying brown and white dwarfs can provide valuable insights into the formation and evolution of stars and planetary systems. These objects also hold clues about the composition and dynamics of their surrounding environments, which can help us better understand the universe as a whole.
Scientists study brown and white dwarfs using a variety of methods, including spectroscopy, which analyzes the light emitted by these objects to determine their composition and temperature. They also use telescopes and other instruments to observe their movements and interactions with other objects in space.
Some current research topics related to brown and white dwarfs include studying their magnetic fields, investigating their potential to host habitable planets, and understanding their role in galactic evolution. Scientists are also working on developing new techniques for detecting these objects and studying their properties in greater detail.