The International Space Station (ISS) marks 25 years as humanity’s most successful space collaboration. Orbiting Earth since 1998, the ISS has served as a unique laboratory where astronauts live and…
Drones provide a flexible and efficient platform for monitoring the sky and observing weather patterns. At RAAVANA, drones are used for near-space atmospheric studies, environmental research, and supporting aerospace observation…
Encouraging Astronomical Awareness in Sri Lanka
By promoting safe and popular stargazing locations, RAAVANA aims to inspire curiosity, learning, and national interest in astronomy—building a strong foundation for Sri Lanka’s…
Night sky observation is most rewarding from locations with low light pollution, clear horizons, and safe environmental conditions. Sri Lanka’s geographical position and diverse landscapes offer several ideal locations for…
Modern passenger airliners represent the peak of aerospace engineering, combining safety, efficiency, and advanced technology. In 2024, next-generation aircraft are designed to deliver higher fuel efficiency, lower emissions, and enhanced…
In 2024, Sri Lanka experienced captivating solar and lunar eclipses that drew widespread public interest. These events offered valuable opportunities to understand celestial mechanics and promote space science awareness across…
Sri Lanka’s strategic location near the equator offers a unique advantage for observing rare and significant celestial phenomena. At RAAVANA, we closely monitor and study unusual cosmic events that provide…
Comets are ancient celestial travelers made of ice, dust, and rock that journey through the solar system. While comets pass relatively close to Earth, they remain at safe astronomical distances.…
Black holes are among the most mysterious objects in the universe. Because they do not emit light, black holes cannot be observed directly. At RAAVANA, scientists study black holes by…
The Large Magellanic Cloud (LMC) is a nearby dwarf galaxy orbiting the Milky Way and is home to several ancient globular clusters. These clusters are tightly bound groups of very…
Astronomers have identified a massive stream of stars stretching between galaxies, revealing powerful gravitational interactions on a cosmic scale. These stellar streams are formed when galaxies pass close to each…
The Milky Way is the galaxy that contains our solar system, yet many of its features remain mysterious. Stretching across the night sky as a glowing band of stars, the…