- nucleocosmochronology
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A technique for estimating the age of astronomical objects by measuring the relative abundances of isotopes
Wikipedia foundation.
Wikipedia foundation.
Nucleocosmochronology — Nucleocosmochronology, also known as cosmochronology, is a relatively new technique used to determine timescales for astrophysical objects and events. This technique employs the abundances of heavy radioactive nuclides to calculate the age of… … Wikipedia
Milky Way — This article is about the galaxy. For other uses, see Milky Way (disambiguation). Milky Way galaxy Image of the Milky Way s Galactic Center in the night sky above Paranal Observatory Observation data … Wikipedia
Creation-evolution controversy — The creation evolution controversy (also termed the creation vs. evolution debate or the origins debate) is a recurring political dispute about the origins of the Earth, humanity, life, and the universe, [See harvnb|Hovind|2006, for example.]… … Wikipedia
Timeline of the Big Bang — Physical cosmology Universe · Big Bang … Wikipedia
Creation–evolution controversy — A satirical cartoon from 1882, parodying Darwin s theory of evolution, in response to the publication of The Formation of Vegetable Mould Through the Action of Worms. The creation–evolution controversy (also termed the creation vs. evolution… … Wikipedia
Kilogram — Kg redirects here. For other uses, see Kg (disambiguation). Kilogram A computer generated image of the international prototype kilogram (IPK). The IPK is the kilogram. The IPK, which is roughly the size of a golf ball, sits here alongside a ruler … Wikipedia
Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun … Wikipedia
Universe — For other uses, see Universe (disambiguation). Physical cosmology … Wikipedia
Astronomy — (from the Greek words astron (ἄστρον), star , and nomos (νόμος), law ) is the scientific study of celestial objects (such as stars, planets, comets, and galaxies) and phenomena that originate outside the Earth s atmosphere (such as the cosmic… … Wikipedia
Astrochemistry — is the study of the chemical elements found in outer space, generally on larger scales than the Solar System, particularly in molecular gas clouds, and the study of their formation, interaction and destruction. As such, it represents an overlap… … Wikipedia