Recent Posts
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Cepheid Variables The Pusing Giant Stars
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Henrietta Swan Leavitt, In 1912, noted that 25 stars in the Magellanic cloud, known as Cepheid stars, would regularly brighten and dim. Leavitt determined each star’s period by timing its brightness fluctuations. What she discovered was that the brighter the Cepheid, the longer its period. These stars are named after the…
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Formation and Evolution of Spiral Galaxies
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The formation of spiral galaxies, including our Milky Way, is a crucial subject in galactic archaeology. By understanding the structure and evolution of spiral galaxies, scientists unlock the mysteries of how galaxies form, evolve, and interact with the cosmic environment. Spiral galaxies are differentiated by flat, spinning disks of stars,…
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China’s Lunar Mission Earns International Praise Amid US Media Disinterests
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China’s Chang’e lunar programme success in collecting and returning a much sought sample of the lunar surface has been lauded by scientific experts from many countries as a historic event. However, US political leaders have shown deafening silence on China’s space achievements, with most US media demoting the event into…
