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2 days ago · Earth formed around 4.54 billion years ago, approximately one-third the age of the universe, by accretion from the solar nebula. [4] [5] [6] Volcanic outgassing probably created the primordial atmosphere and then the ocean, but the early atmosphere contained almost no oxygen.
2 days ago · United States. The Quadrilateral Security Dialogue ( QSD ), commonly known as the Quad, [3] [4] is a strategic security dialogue between Australia, India, Japan and the United States that is maintained by talks between member countries. The dialogue was initiated in 2007 by Japanese Prime Minister Shinzo Abe, with the support of Australian ...
1 day ago · A map of active and anticipated submarine communications cables servicing the African continent in 2020. Almost all fiber-optic cables from TAT-8 in 1988 until approximately 1997 were constructed by consortia of operators. For example, TAT-8 counted 35 participants including most major international carriers at the time such as AT&T Corporation.
5 days ago · Size. With a diameter of about 5,270 kilometres (3,270 mi) and a mass of 1.48 × 10 20 tonnes (1.48 × 10 23 kg; 3.26 × 10 23 lb), Ganymede is the largest and most massive moon in the Solar System. [43] It is slightly more massive than the second most massive moon, Saturn's satellite Titan, and is more than twice as massive as the Earth's Moon.
6 days ago · Fly along with Earth science missions in real-time, monitor Earth's vital signs, and see satellite imagery of the latest major weather events in an immersive, 3D environment. Start Exploring Eyes on Exoplanets
May 22, 2024 · Wide-field Infrared Survey Explorer. Wide-field Infrared Survey Explorer ( WISE, observatory code C51, Explorer 92 and MIDEX-6) is a NASA infrared astronomy space telescope in the Explorers Program launched in December 2009. [2] [3] [4] WISE discovered thousands of minor planets and numerous star clusters.
6 days ago · What type of map does Google Earth use? Google Earth uses a geobrowser that accesses satellite and aerial imagery, topography, ocean bathymetry, and other geographic data over the internet to represent the Earth as a three-dimensional globe. It is known as a virtual globe or Earth browser.
