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  2. Venus - Wikipedia

    en.wikipedia.org/wiki/Venus

    Consequently, Venus transits above Earth only occur when an inferior conjunction takes place during some days of June or December, the time where the orbits of Venus and Earth cross a straight line with the Sun. [185] This results in Venus transiting above Earth in a sequence of currently 8 years, 105.5 years, 8 years and 121.5 years, forming ...

  3. Observations and explorations of Venus - Wikipedia

    en.wikipedia.org/wiki/Observations_and...

    Venus in real colors, processed from clear and blue filtered Mariner 10 images. Observations of the planet Venus include those in antiquity, telescopic observations, and from visiting spacecraft. Spacecraft have performed various flybys, orbits, and landings on Venus, including balloon probes that floated in the atmosphere of Venus.

  4. Musical notation - Wikipedia

    en.wikipedia.org/wiki/Musical_notation

    Following the key signature is the time signature. The time signature typically consists of two numbers, with one of the most common being 4 4. The top "4" indicates that there are four beats per measure (also called bar). The bottom "4" indicates that each of those beats are quarter notes. Measures divide the piece into groups of beats, and ...

  5. Cultural influence of Holst's The Planets - Wikipedia

    en.wikipedia.org/wiki/Cultural_influence_of_Holst...

    This they wrote down themselves on the two-piano score, and used as a guide when it was time to create the full orchestral score. [2] The two-piano arrangement was published in 1949. Holst's original manuscripts for it are now in the holdings of the Royal College of Music (Mars, Venus, Saturn, Uranus, Neptune), Royal Academy of Music (Mercury ...

  6. Time signature - Wikipedia

    en.wikipedia.org/wiki/Time_signature

    Most time signatures consist of two numerals, one stacked above the other: The lower numeral indicates the note value that the signature is counting. This number is always a power of 2 (unless the time signature is irrational), usually 2, 4 or 8, but less often 16 is also used, usually in Baroque music. 2 corresponds to the half note (minim), 4 to the quarter note (crotchet), 8 to the eighth ...

  7. Timeline of discovery of Solar System planets and their moons

    en.wikipedia.org/wiki/Timeline_of_discovery_of...

    Mercury, Venus, Mars, Jupiter and Saturn were identified by ancient Babylonian astronomers in the 2nd millennium BC. [7] They were correctly identified as orbiting the Sun by Aristarchus of Samos, and later in Nicolaus Copernicus ' heliocentric system [8] (De revolutionibus orbium coelestium, 1543) Venus. 2nd Planet.

  8. Geology of Venus - Wikipedia

    en.wikipedia.org/wiki/Geology_of_Venus

    The hemispheric view of Venus, as revealed by more than a decade of radar investigations culminating in the 1990–1994 Magellan mission, is centered at 180 degrees east longitude. The geology of Venus is the scientific study of the surface, crust, and interior of the planet Venus. Within the Solar System, it is the one nearest to Earth and ...

  9. 1769 transit of Venus observed from Tahiti - Wikipedia

    en.wikipedia.org/wiki/1769_transit_of_Venus...

    Fort Venus located on the north coast of Tahiti. On 3 June 1769, navigator Captain James Cook, naturalist Joseph Banks, astronomer Charles Green and naturalist Daniel Solander recorded the transit of Venus from the island of Tahiti during Cook's first voyage around the world. [1] During a transit, Venus appears as a small black disc travelling ...