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This led him to estimate that Earth was about 75,000 years old. ... USGS preface on the Age of the Earth; NASA exposition on the age of Martian meteorites;
Earth is the third planet from the Sun ... The earliest direct evidence of life on Earth is contained in 3.45 billion-year-old ... a NASA astronaut, observing Earth ...
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.
Schematic of NASA Earth Science Division operating satellite missions as of February 2015. NASA Earth Science is a large, umbrella program comprising a range of terrestrial and space-based collection systems in order to better understand the Earth system and its response to natural and human-caused changes.
UPDATE on Jan. 9, 2023 at 4:15 p.m. ET: NASA said the Defense Department confirmed the defunct Earth Radiation Budget Satellite reentered the atmosphere over the Bering Sea at 11:04 p.m. ET Sunday ...
First full-disk "true color" [41] picture of the Earth; [42] subsequently used on the cover of the first Whole Earth Catalog. [43] [42] December 21, 1968. Apollo 8. First full-disk image of Earth from space taken by a person, probably by astronaut William Anders. [44] December 24, 1968.
This diagram made available by NASA shows the estimated trajectory of asteroid 2023 BU, in red, affected by the earth's gravity, and the orbit of geosynchronous satellites, in green.
The asteroid, named 2021 NY1, is classified as a Near-Earth Object and is roughly 580 feet long, making it more than two times taller than Lady Liberty standing in New York Harbor and more than ...