Comet C/2025 R2 (SWAN) – Favourable Observation Period for India

Initially named SWAN25B, Comet C/2025 R2 (SWAN) was discovered by amateur astronomer Vladimir Bezugly on 11 September 2025, utilising images from the SWAN (Solar Wind Anisotropies) instrument from the Solar and Heliospheric Observatory. In mid-September, cometary activity showing a developing coma and a tail was evident in images shared by many amateur and professional observers….

Dark Matter – Detecting The Invisible

That which occupies space and possesses rest mass, especially as distinct from energy is called as matter. Matter is present in its various forms through which we can see, observe, and study it. We see matter in our everyday lives and also when we look up towards the skies, we see it in form of…

Future of the Sun

Sun is a star. A spherical ball of plasma which mostly consists of hydrogen, which is being converted into helium within its core. Heavier elements like oxygen, carbon, neon, and iron, are also present but in smaller quantities There are billions of stars in our galaxy and Sun is just one of them. Stars have…

Flying a kite in space – The Solar Sail

“Let us create vessels and sails adjusted to the heavenly ether, and there will be plenty of people unafraid of the empty wastes.” — Johannes Kepler, 17th-century astronomer   Sea and sky have something in similar. An urge to explore while sailing across these vast distances is never ending. A ship sailing across the sea…