From your backyard sky to distant galaxies
Learn constellations, star charts, and navigation.
The Moon, planets, tides, and eclipses explained simply.
From Aryabhata to Chandrayaan and Gaganyaan missions.
Life in space and astronaut training explained.
Understand solar energy, life cycle, and solar storms.
Planets beyond our solar system and how we find them.
Comets and cosmic debris lighting up the sky.
Common misconceptions explained scientifically.
Every AstroSpark includes an activity you can do yourself โ no fancy equipment needed.
Use a coin and your arm to calculate the Moonโs angular size.
Use photos to figure out how fast the Sun rotates.
Measure the size of a planet orbiting another star.
Designed for independent exploration โ curiosity required, lab coat optional.
AstroSpark is created by Dr. Varun Bhalerao, an astrophysicist at IIT Bombay. His work involves building telescopes and studying extreme cosmic events.
Each issue is grounded in real science โ accurate, reviewed, and designed to inspire curiosity.
๐ฌ Authentic Science Real research-based content, not textbook summaries.
๐ฎ๐ณ Indian Focus Highlighting Indiaโs space achievements.
๐ Offline Experience Physical letters to read, keep, and explore.
๐ญ Independent Learning Activities designed for self-exploration.