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HD 69830 b

Index HD 69830 b

HD 69830 b is a Neptune-mass or super-Earth-mass exoplanet orbiting the star HD 69830. [1]

14 relations: Day, Earth, Exoplanet, Gas giant, HD 69830, Io (moon), Mass, Neptune, Puppis, Radial velocity, Star, Super-Earth, Terrestrial planet, Tidal heating.

Day

A day, a unit of time, is approximately the period of time during which the Earth completes one rotation with respect to the Sun (solar day).

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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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Exoplanet

An exoplanet or extrasolar planet is a planet outside our solar system.

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Gas giant

A gas giant is a giant planet composed mainly of hydrogen and helium.

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HD 69830

HD 69830 (285 G. Puppis) is a yellow dwarf star located approximately 41 light-years away in the constellation of Puppis.

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Io (moon)

Io (Jupiter I) is the innermost of the four Galilean moons of the planet Jupiter.

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Mass

Mass is both a property of a physical body and a measure of its resistance to acceleration (a change in its state of motion) when a net force is applied.

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Neptune

Neptune is the eighth and farthest known planet from the Sun in the Solar System.

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Puppis

Puppis is a constellation in the southern sky.

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Radial velocity

The radial velocity of an object with respect to a given point is the rate of change of the distance between the object and the point.

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Star

A star is type of astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.

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Super-Earth

A super-Earth is an extrasolar planet with a mass higher than Earth's, but substantially below the masses of the Solar System's ice giants, Uranus and Neptune, which have masses of 15 and 17 times Earth's, respectively.

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Terrestrial planet

A terrestrial planet, telluric planet, or rocky planet is a planet that is composed primarily of silicate rocks or metals.

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Tidal heating

Tidal heating (also known as tidal working or tidal flexing) occurs through the tidal friction processes: orbital energy is dissipated as heat in either the surface ocean or interior of a planet or satellite.

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HD 69830b.

References

[1] https://en.wikipedia.org/wiki/HD_69830_b

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