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perigee

(Encyclopedia)perigee pĕrˈĭjē [key], point nearest the earth in the orbit of a body about the earth. See apsis. ...

geology

(Encyclopedia)geology, science of the earth's history, composition, and structure, and the associated processes. It draws upon chemistry, biology, physics, astronomy, and mathematics (notably statistics) for suppor...

South Pole

(Encyclopedia)South Pole, southern end of the earth's axis, by convention at lat. 90° S. Because the earth's rotational axis wobbles slightly over time, the location where the southern end of the axis intersects t...

resurrection

(Encyclopedia)resurrection rĕzˌərĕkˈshən [key] [Lat.,=rising again], arising again from death to life. The emergence of Jesus from the tomb to live on earth again for 40 days as told in the Gospels has been f...

Hubble Space Telescope

(Encyclopedia)Hubble Space Telescope (HST), the first large optical orbiting observatory. Built from 1978 to 1990 at a cost of $1.5 billion, the HST (named for astronomer E. P. Hubble) was expected to provide the c...

Burnet, Thomas

(Encyclopedia)Burnet, Thomas, c.1635–1715, English cleric and scientist, b. Croft, in Yorkshire, England. He was educated at Northallerton and Cambridge. Following travels in Europe, Burnet published in 1681 the ...

Antaeus

(Encyclopedia)Antaeus ăntēˈəs [key], in Greek mythology, giant; son of Poseidon and Gaea, the goddess of the earth. He became stronger whenever he touched the earth, his mother. He killed everyone with whom he ...

Venus, in astronomy

(Encyclopedia)Venus, in astronomy, 2d planet from the sun; it is often called the evening star or morning star and is brighter than any object in the sky except the sun and the moon. Because its orbit lies between ...

glacial periods

(Encyclopedia)glacial periods, times during which large portions of the earth's surface were covered with thick glacial ice sheets. In the Pleistocene epoch, in the Carboniferous and Permian periods of the Paleozoi...

conjunction, in astronomy

(Encyclopedia)conjunction, in astronomy, alignment of two celestial bodies as seen from the earth. Conjunction of the moon and the planets is often determined by reference to the sun. When a body is in conjunction ...