Science history: Edwin Hubble uncovers the vastness of the universe with discovery of 'standard candle' — Oct. 5, 1923

Live ScienceSunday, October 5, 2025 at 11:00:00 AM
PositiveScience
Science history: Edwin Hubble uncovers the vastness of the universe with discovery of 'standard candle' — Oct. 5, 1923
On October 5, 1923, astronomer Edwin Hubble made a groundbreaking discovery by observing a peculiar star, M31-V1, which flickered at regular intervals. This observation was crucial in demonstrating that the universe is much larger than the Milky Way, fundamentally changing our understanding of the cosmos. Hubble's work laid the foundation for modern astronomy and opened the door to exploring the vastness of space, highlighting the importance of scientific inquiry in expanding our knowledge.
— via World Pulse Now AI Editorial System

Was this article worth reading? Share it

Recommended apps based on your readingExplore all apps
Continue Readings
Scientists discover one of our universe's largest spinning structures — a 50-million-light-year-long cosmic thread
PositiveScience
Scientists have discovered a colossal cosmic thread measuring 50 million light-years in length, which may reshape our understanding of how cosmic environments influence galaxy formation. This discovery highlights the intricate structures that exist within the universe, suggesting a more complex interplay between galaxies and their surroundings.