White Dwarfs

GPTKB entity

Statements (62)
Predicate Object
gptkbp:instance_of gptkb:star
gptkbp:bfsLayer 2
gptkbp:bfsParent gptkb:physicist
gptkbp:accolade can gain mass from companion stars
gptkbp:atmosphere may contain hydrogen or helium
gptkbp:average_temperature 10000 to 100000 K
gptkbp:color white to yellowish
gptkbp:composed_of carbon and oxygen
can show signs of planetary debris
gptkbp:constellation can cause nova events when accreting material
often associated with planetary nebulae
one of the final stages of stellar evolution
gptkbp:contains classified based on their spectra
gptkbp:contribution may contribute to dark matter research
gptkbp:cooling_system cooling rate varies with mass
gptkbp:discovered_by first identified in 1862
gptkbp:distance up to several hundred light years
gptkbp:distribution found throughout the Milky Way
gptkbp:example gptkb:Sirius_B
gptkb:Procyon_B
40 Eridani B
gptkbp:field can have strong magnetic fields
gptkbp:formed from the remnants of stars
gptkbp:has_luminosity low luminosity
influence stellar dynamics in their vicinity
can interact with other stars in binary systems
important in understanding stellar evolution
gptkbp:has_spectral_type DA, DB, DC, DQ, DZ
spectral analysis reveals their composition
https://www.w3.org/2000/01/rdf-schema#label White Dwarfs
gptkbp:impact can lead to Type Ia supernovae
gptkbp:innovation advancements in research continue to reveal new insights.
gptkbp:is_a_framework_for studied within theoretical frameworks of stellar evolution
gptkbp:is_a_tool_for used as tools for studying the universe
gptkbp:is_observed_in in various star clusters
gptkbp:lifespan billions of years
gptkbp:lighting faint
gptkbp:mass gptkb:Chandrasekhar_limit
0.6 to 1.4 solar masses
have a specific mass-radius relationship
part of the stellar population of galaxies
gptkbp:notable_models studied in evolutionary models of stars
gptkbp:orbital_period can rotate rapidly
gptkbp:origin evolve from red giants
gptkbp:points_system can exist in binary systems
gptkbp:related_model studied in theoretical astrophysics
gptkbp:research gptkb:musician
difficult to observe due to faintness
have a long observational history in astronomy
observed using various observational techniques
targeted in various observational campaigns
gptkbp:research_focus important for understanding the fate of stars
gptkbp:scientific_classification classified as stellar remnants in astrophysics
gptkbp:significance have significant astrophysical importance
gptkbp:size similar to Earth
gptkbp:state eventual cooling to black dwarf
gptkbp:supports electron degeneracy pressure
gptkbp:theory theoretical predictions match observations
gptkbp:track follow a specific evolutionary track in the Hertzsprung-Russell diagram
gptkbp:type gptkb:nebula
gptkbp:universe used to measure distances
have cosmological implications for the universe's fate