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- DictionaryOut·er space/ˌoudər ˈspās/
noun
- 1. the physical universe beyond the earth's atmosphere.
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3 days ago · The four outer planets are Jupiter, Saturn, Neptune, and Uranus, giant planets that consist mainly of either gases or ice. Pluto was considered the ninth planet until 2006, when the International Astronomical Union voted to classify Pluto as a dwarf planet instead.
- Mercury
May 16, 2024, 11:18 PM ET (Space.com) Japanese-European...
- Solar System
Solar system - Exoplanets, Formation, Exploration:...
- Centaur Objects
Centaur object, any of a population of small bodies, similar...
- Mercury
2 days ago · Space exploration is the use of astronomy and space technology to explore outer space. While the exploration of space is currently carried out mainly by astronomers with telescopes, its physical exploration is conducted both by uncrewed robotic space probes and human spaceflight.
4 days ago · The universe is all of space and time [a] and their contents. [10] It comprises all of existence, any fundamental interaction, physical process and physical constant, and therefore all forms of energy and matter, and the structures they form, from sub-atomic particles to entire galactic filaments. Space and time, according to the prevailing ...
For the outer planets, triangulation is still used. Beyond the solar system, distances to the closest stars are determined through triangulation, in which the diameter of Earth’s orbit serves as the baseline and shifts in stellar parallax are the measured quantities.
3 days ago · A black hole is a region of spacetime where gravity is so strong that nothing, including light and other electromagnetic waves, is capable of possessing enough energy to escape it. [2] Einstein 's theory of general relativity predicts that a sufficiently compact mass can deform spacetime to form a black hole.
4 days ago · Cosmos, in astronomy, the entire physical universe considered as a unified whole (from the Greek kosmos, meaning “order,” “harmony,” and “the world”). Humanity’s growing understanding of all the objects and phenomena within the cosmic system is explained in the article universe.
3 days ago · Today, NASA is unveiling the agency’s unified and comprehensive strategy to support the long-term sustainability of the space environment and continue its longstanding proactive leadership of preserving the cosmos.
