August 6, 2023 01:35 |
Updated: August 6, 2023 01:54
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Sosbud. Illustration source: KOMPAS.com/Pesona Indonesia
The Universe, the infinite space that contains everything in it. Its vast and mysterious existence has inspired humans since ancient times. Along with the development of science and technology, humans are getting closer to uncovering the wonders of the universe. This article will discuss the human journey in exploring the vast mysteries of the universe, from initial explorations to the latest discoveries that have shaken our view of the universe.
Exploration of the Universe by Telescopes
The journey of exploring the universe began when humans started using telescopes. Galileo Galilei, an Italian astronomer in the 17th century, was one of the figures who played an important role in introducing the telescope and observing planets and stars. With his telescope, Galileo observed Jupiter’s moons, Saturn’s rings and the phases of Venus, proving that the planets were imperfect and also showing that Nicolaus Copernicus’ heliocentric model was more correct than Ptolemy’s geocentric model.
Observations Through Space Telescopes
Technological developments have enabled humans to send telescopes into outer space for more accurate and in-depth observations. The Hubble Space Telescope (HST), launched by NASA in 1990, has provided pictures of the universe with unprecedented clarity. HST has revealed planets outside our solar system, distant galaxies, and even helped measure the universe’s expansion rate, bringing humanity closer to understanding the universe’s origins and destiny.
Human Exploration of Outer Space
In addition to observations from afar, humans have also begun to explore space with space travel. The first successful flight into space was made by Yuri Gagarin, a Soviet astronaut, on April 12, 1961. Since then, humans have successfully landed on the moon, orbited other planets, and built space stations such as the International Space Station (ISS). This space exploration provides insight into how humans might survive and operate in outer space, opening up opportunities for more ambitious human missions in the future.
The Search for Life in Space
One of the most profound questions that inspire humanity is whether there is life in outer space. Over the past decades, humans have been searching for signs of life on other planets and beyond our solar system. Projects such as the Search for Extraterrestrial Intelligence (SETI) have attempted to detect radio signals from alien life. While this search has not yielded concrete evidence of life beyond Earth, it does add to our awareness of the vastness of the universe and the potential for life in places far from us.
Discovery of Galaxies and Supermassive Black Holes
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2023-08-05 18:35:09
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