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Bow shocks in astrophysics

Index Bow shocks in astrophysics

Bow shocks form the boundary between a magnetosphere and an ambient magnetized medium. [1]

56 relations: Advection, Alfvén wave, Alpha Crucis, Alpha Muscae, Asymptotic giant branch, Beta Crucis, Bow shock (aerodynamics), Cambridge University Press, Citizen science, Collimated light, Delta Scorpii, Dissipation, Earth, Electric current, Electrical resistivity and conductivity, Epsilon Persei, European Space Agency, Fermi glow, Heat capacity ratio, Heliosphere, Herbig–Haro object, IC 2602, Infrared, Interstellar Boundary Explorer, Interstellar medium, Ionosphere, Magnetic field, Magnetic pressure, Magnetopause, Magnetosphere, Mars, Moon, Orion Nebula, Parsec, Plasma (physics), Pressure, R Hydrae, Ram pressure, Scorpius–Centaurus Association, Shock wave, Shock waves in astrophysics, Sigma Scorpii, Solar wind, Spitzer Space Telescope, Stellar association, Stellar classification, Stellar wind, Stellar-wind bubble, Supersonic speed, Tau Scorpii, ..., The Milky Way Project, Theta Carinae, Venus, Voyager program, Wide-field Infrared Survey Explorer, Zeta Ophiuchi. Expand index (6 more) »

Advection

In the field of physics, engineering, and earth sciences, advection is the transport of a substance by bulk motion.

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Alfvén wave

In plasma physics, an Alfvén wave, named after Hannes Alfvén, is a type of magnetohydrodynamic wave in which ions oscillate in response to a restoring force provided by an effective tension on the magnetic field lines.

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Alpha Crucis

Alpha Crucis (α Crucis, abbreviated Alpha Cru, α Cru) is a multiple star system located 321 light-years from the Sun in the constellation of Crux and part of the asterism known as the Southern Cross.

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Alpha Muscae

Alpha Muscae (α Muscae, α Mus) is a star in the southern circumpolar constellation of Musca.

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Asymptotic giant branch

The asymptotic giant branch (AGB) is a region of the Hertzsprung–Russell diagram populated by evolved cool luminous stars.

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Beta Crucis

Beta Crucis (β Crucis, abbreviated Beta Cru, β Cru), also named Mimosa, is a binary star system; the second-brightest star in the constellation of Crux (after Alpha Crucis or Acrux) and the 19th-brightest star in the night sky.

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Bow shock (aerodynamics)

A bow shock, also called a detached shock or normal shock, is a curved, stationary shock wave that is found in a supersonic flow past a finite body.

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Cambridge University Press

Cambridge University Press (CUP) is the publishing business of the University of Cambridge.

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Citizen science

Citizen science (CS; also known as community science, crowd science, crowd-sourced science, civic science, volunteer monitoring, or networked science) is scientific research conducted, in whole or in part, by amateur (or nonprofessional) scientists.

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Collimated light

Collimated light is light whose rays are parallel, and therefore will spread minimally as it propagates.

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Delta Scorpii

Delta Scorpii (δ Scorpii, abbreviated Delta Sco, δ Sco) is a binary star (the presence of a third star in the system is still being debated) in the constellation of Scorpius.

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Dissipation

Dissipation is the result of an irreversible process that takes place in homogeneous thermodynamic systems.

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Earth

Earth is the third planet from the Sun and the only astronomical object known to harbor life.

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Electric current

An electric current is a flow of electric charge.

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Electrical resistivity and conductivity

Electrical resistivity (also known as resistivity, specific electrical resistance, or volume resistivity) is a fundamental property that quantifies how strongly a given material opposes the flow of electric current.

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Epsilon Persei

Epsilon Persei (ε Persei, ε Per) is a multiple star system in the northern constellation of Perseus.

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European Space Agency

The European Space Agency (ESA; Agence spatiale européenne, ASE; Europäische Weltraumorganisation) is an intergovernmental organisation of 22 member states dedicated to the exploration of space.

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Fermi glow

The Fermi glow are ultraviolet-glowing"".

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Heat capacity ratio

In thermal physics and thermodynamics, the heat capacity ratio or adiabatic index or ratio of specific heats or Poisson constant, is the ratio of the heat capacity at constant pressure to heat capacity at constant volume.

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Heliosphere

The heliosphere is the bubble-like region of space dominated by the Sun, which extends far beyond the orbit of Pluto.

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Herbig–Haro object

Herbig–Haro (HH) objects are turbulent looking patches of nebulosity associated with newborn stars.

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IC 2602

IC 2602, generally known as the Southern Pleiades or Theta Carinae Cluster, is an open cluster in the constellation Carina that was discovered by Abbe Lacaille in 1751 from South Africa.

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Infrared

Infrared radiation (IR) is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye (although IR at wavelengths up to 1050 nm from specially pulsed lasers can be seen by humans under certain conditions). It is sometimes called infrared light.

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Interstellar Boundary Explorer

Interstellar Boundary Explorer (IBEX) is a NASA satellite that is making a map of the boundary between the Solar System and interstellar space.

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Interstellar medium

In astronomy, the interstellar medium (ISM) is the matter and radiation that exists in the space between the star systems in a galaxy.

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Ionosphere

The ionosphere is the ionized part of Earth's upper atmosphere, from about to altitude, a region that includes the thermosphere and parts of the mesosphere and exosphere.

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Magnetic field

A magnetic field is a vector field that describes the magnetic influence of electrical currents and magnetized materials.

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Magnetic pressure

Magnetic pressure is an energy density associated with a magnetic field.

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Magnetopause

The magnetopause is the abrupt boundary between a magnetosphere and the surrounding plasma.

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Magnetosphere

A magnetosphere is the region of space surrounding an astronomical object in which charged particles are manipulated or affected by that object's magnetic field.

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Mars

Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System after Mercury.

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Moon

The Moon is an astronomical body that orbits planet Earth and is Earth's only permanent natural satellite.

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Orion Nebula

The Orion Nebula (also known as Messier 42, M42, or NGC 1976) is a diffuse nebula situated in the Milky Way, being south of Orion's Belt in the constellation of Orion.

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Parsec

The parsec (symbol: pc) is a unit of length used to measure large distances to astronomical objects outside the Solar System.

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Plasma (physics)

Plasma (Henry George Liddell, Robert Scott, A Greek English Lexicon, on Perseus) is one of the four fundamental states of matter, and was first described by chemist Irving Langmuir in the 1920s.

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Pressure

Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.

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R Hydrae

R Hydrae, also known as R Hya, is a Mira-type variable star in the constellation Hydra.

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Ram pressure

In physics, ram pressure is a pressure exerted on a body moving through a fluid medium, caused by relative bulk motion of the fluid rather than random thermal motion.

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Scorpius–Centaurus Association

The Scorpius–Centaurus Association (sometimes called Sco–Cen or Sco OB2) is the nearest OB association to the Sun.

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Shock wave

In physics, a shock wave (also spelled shockwave), or shock, is a type of propagating disturbance.

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Shock waves in astrophysics

Shock waves are common in astrophysical environments.

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Sigma Scorpii

Sigma Scorpii (σ Scorpii, abbreviated Sig Sco, σ Sco), is a multiple star system in the constellation of Scorpius.

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Solar wind

The solar wind is a stream of charged particles released from the upper atmosphere of the Sun, called the corona.

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Spitzer Space Telescope

The Spitzer Space Telescope (SST), formerly the Space Infrared Telescope Facility (SIRTF), is an infrared space telescope launched in 2003 and still operating as of 2018.

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Stellar association

A stellar association is a very loose star cluster, looser than both open clusters and globular clusters.

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Stellar classification

In astronomy, stellar classification is the classification of stars based on their spectral characteristics.

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Stellar wind

A stellar wind is a flow of gas ejected from the upper atmosphere of a star.

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Stellar-wind bubble

Stellar-wind bubble is a cavity light years across filled with hot gas blown into the interstellar medium by the high-velocity (several thousand km/s) stellar wind from a single massive star of type O or B. Weaker stellar winds also blow bubble structures, which are also called astrospheres.

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Supersonic speed

Supersonic travel is a rate of travel of an object that exceeds the speed of sound (Mach 1).

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Tau Scorpii

Tau Scorpii (τ Sco, τ Scorpii) is a star in the southern zodiac constellation of Scorpius.

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The Milky Way Project

The Milky Way Project is a Zooniverse project whose main goal is to identify stellar-wind bubbles in the Milky Way Galaxy.

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Theta Carinae

θ Carinae, Latinized as Theta Carinae, is a spectroscopic binary star in the southern constellation of Carina.

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Venus

Venus is the second planet from the Sun, orbiting it every 224.7 Earth days.

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Voyager program

The Voyager program is an American scientific program that employs two robotic probes, Voyager 1 and Voyager 2, to study the outer Solar System.

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Wide-field Infrared Survey Explorer

Wide-field Infrared Survey Explorer (WISE) is a NASA infrared-wavelength astronomical space telescope launched in December 2009, and placed in hibernation in February 2011.

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Zeta Ophiuchi

Zeta Ophiuchi (ζ Oph, ζ Ophiuchi) is a star located in the constellation of Ophiuchus.

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References

[1] https://en.wikipedia.org/wiki/Bow_shocks_in_astrophysics

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