Spacetime With Stuart Gary

SpaceTime Series 27 Episode 118*Dark Matter May Be Experiencing Forces Beyond GravityA groundbreaking new study suggests that dark matter, the elusive substance making up 85% of the universe's matter, may interact through forces other than gravity. Using observations from the Hubble Space Telescope, researchers have found that dark matter particles might experience additional forces, providing crucial new insights into their nature. The findings challenge the long-held collisionless cold dark matter model, opening new avenues for understanding the universe's most perplexing component.*Rare Naked Eye Comet Visible from EarthSkywatchers have a unique opportunity to witness the rare comet C/2023 A3 (Shushani Atlas) with the naked eye. Discovered by the Purple Mountain Observatory and the Atlas system, this comet is currently visible just before sunrise near the eastern horizon. On an 80,000-year journey from the Oort cloud, it is expected to become even brighter after passing close to the Sun, potentially reachi