White Dwarfs

GPTKB entity

Statements (62)
Predicate Object
gptkbp:instance_of gptkb:star
gptkbp:accretion can gain mass from companion stars
gptkbp:advances advancements in research continue to reveal new insights.
gptkbp:astrophysical_importance have significant astrophysical importance
gptkbp:atmosphere may contain hydrogen or helium
gptkbp:average_temperature 10000 to 100000 K
gptkbp:binary_systems can exist in binary systems
gptkbp:color white to yellowish
gptkbp:composed_by carbon and oxygen
gptkbp:composed_of can show signs of planetary debris
gptkbp:contains_star classified based on their spectra
gptkbp:contribution_to_dark_matter may contribute to dark matter research
gptkbp:cooling_system cooling rate varies with mass
gptkbp:cosmological_implications have cosmological implications for the universe's fate
gptkbp:discovery first identified in 1862
gptkbp:distance up to several hundred light years
gptkbp:end_state eventual cooling to black dwarf
gptkbp:evolutionary_models studied in evolutionary models of stars
gptkbp:evolutionary_track follow a specific evolutionary track in the Hertzsprung-Russell diagram
gptkbp:example gptkb:Sirius_B
gptkb:Procyon_B
40 Eridani B
gptkbp:formed from the remnants of stars
gptkbp:galactic_distribution found throughout the Milky Way
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
https://www.w3.org/2000/01/rdf-schema#label White Dwarfs
gptkbp:impact_on_supernovae can lead to Type Ia supernovae
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:magnetic_fields can have strong magnetic fields
gptkbp:mass 0.6 to 1.4 solar masses
part of the stellar population of galaxies
gptkbp:mass_limit gptkb:Chandrasekhar_limit
gptkbp:mass-radius_relationship have a specific mass-radius relationship
gptkbp:model studied in theoretical astrophysics
gptkbp:nova can cause nova events when accreting material
gptkbp:originated_in evolve from red giants
gptkbp:planetary_nebulae often associated with planetary nebulae
gptkbp:research gptkb:spectroscopy
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_importance important for understanding the fate of stars
gptkbp:role_in_cosmology used to measure distances
gptkbp:rotation_period can rotate rapidly
gptkbp:size similar to Earth
gptkbp:spectral_analysis spectral analysis reveals their composition
gptkbp:stellar_remnants one of the final stages of stellar evolution
gptkbp:stellar_remnants_classification classified as stellar remnants in astrophysics
gptkbp:support electron degeneracy pressure
gptkbp:theoretical_predictions theoretical predictions match observations
gptkbp:type gptkb:Supernova
gptkbp:bfsParent gptkb:Supernova
gptkbp:bfsLayer 4