protoestrella

protoestrella

A star in the process of formation which has not yet become hot enough in the core to initiate the process of nuclear fusion (10⁷ K) to halt its gravitational collapse.

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Vārdšķira: noun
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Nozare/domēns: Astronomy
Category: Planetary science
Company: PSRD
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astrobiología

Astronomy; Planetary science

Study of the origin, distribution, and destiny of life in the universe. These are interdisciplinary studies involving astronomers, astrophysicists, biologists, chemists, ...

organismo

Astronomy; Planetary science

Any form of animal or plant life.

extrusivas

Astronomy; Planetary science

Refers to igneous rocks erupted on the surface.

atmósfera

Astronomy; Planetary science

Mixture of gases that surround and are gravitationally attached to a planet.

lava

Astronomy; Planetary science

Fluid magma that flows onto the surface of a planet or moon; erupted from a volcano or fissure. Also, the rock formed by solidification of this material.

litósfera

Astronomy; Planetary science

Layer in a planetary body consisting of the crust and upper mantle.

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Nozare/domēns: Construction Category: Architecture

rascacielos

A multi-storied building constructed on steel skeleton, combining extraordinary height with ordinary rooms such as would be found in low buildings, ...