Discover what exist in the universe
Historical Estimates of Universe Size In the early 20th century, the universe was thought to be infinite and unchanging, with Earth at its center. Astronomers like Harlow Shapley believed the Milky Way was essentially "the universe," stretching 300,000 light-years across. Edwin Hubble's 1929 measurements revealed a much larger universe, approximately […]
Asteroids, those celestial travelers, often capture our imagination and scientific curiosity. As we consider their paths and potential impacts on Earth, the intricate dance between these space rocks and our planet becomes a focal point of study. With Asteroid 2025 AB approaching, it offers an opportunity to reflect on how […]
Venus and Saturn Close Approach On January 17 and 18, 2025, Venus and Saturn will be in close conjunction, visible in the southwest sky after sunset. The planets will appear just two degrees apart, with Venus outshining Saturn due to its higher reflectivity. This celestial event offers an excellent opportunity […]
Lunar Cycle and Phases The moon's monthly cycle begins with the New Moon, when it's nearly invisible between Earth and the sun. As it progresses, we see the Waxing Crescent, a thin sliver of moonlight. The First Quarter follows, often mistaken for a "half moon". Next comes the Waxing Gibbous, […]
Current Understanding of the Universe's Size The vastness of the universe challenges scientists striving to measure its scale. While estimates have evolved, they still astound with their magnitude. Our ability to measure this boundless space relies on innovative technologies and theories that aim to define its enigmatic boundaries. The Hubble […]
Launch and Orbit The James Webb Space Telescope (JWST) launched on December 25, 2021, from Kourou, French Guiana, aboard an Ariane 5 rocket. It now orbits the second Lagrange point (L2), approximately 1.5 million kilometers from Earth. This position offers several advantages: From L2, JWST can peer far into the […]
Origins and Vision Elon Musk introduced the Hyperloop concept in 2013, envisioning pods transporting people and goods through low-pressure tubes at speeds approaching 1,200 km/h. This innovative idea aimed to revolutionize travel by drastically reducing journey times, such as traveling between San Francisco and Los Angeles in about 35 minutes. […]
Current Valuation and Growth Trajectory SpaceX's valuation has skyrocketed to an impressive $350 billion, showcasing the company's adept financial maneuvers and market strategies. This valuation surge stems from a strategic secondary stock sale, where SpaceX and investors agreed to purchase $1.25 billion worth of shares from insiders at $185 per […]
Formation of Pangea Ultima In about 250 million years, Earth is expected to witness another grand tectonic reunion, leading to the birth of Pangea Ultima. This new supercontinent will likely be as challenging for life as it is intriguing to geologists. The perpetual movement of Earth's tectonic plates drives this […]
Solar Corona Observation Techniques Observing the solar corona presents unique challenges due to the sun's intense brightness. Researchers employ various methods to study this outermost layer of the sun, each with its own advantages and limitations. Total solar eclipses offer rare opportunities to view the corona in detail when the […]
