Astrophotography: Its contribution in Astronomical discoveries

Emission Arc in Andromeda

Astrophotography has played a significant role in astronomical discoveries and observations. The use of photography in astronomy dates back to the 19th century. Since then, advancements in technology have allowed for the capture of increasingly detailed and accurate images of celestial objects. Astrophotography has been used to discover and study many different types of objects, … Read more

Search For Life On Other Planets

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Is there life on other planets? One of the oldest and most popular question everyone asks whenever a discussion happen around astronomy. Although we generally focus on discussing about possibility of extra-terrestrial intelligent life, finding just ‘life’ or just their traces (like fossils), is more realistic in near future. Discovering alien fossils or martian microbial … Read more

Lucy: Mission to the Trojan Asteroids – Solar System Fossils

Lucy is a NASA space probe on a twelve-year mission to eight different asteroids, visiting a main belt asteroid as well as seven Jupiter trojans. What are Trojan asteroids? For any given Two body system in space (both bodies are having mass) orbiting each other, there exist 5 points (called Lagrange points) in their orbital … Read more

Gravitational Wave Astronomy: Story until the GW150914 Observation

LIGO control room

Notes from Lecture ‘First five years of Gravitational wave astronomy’ by Prof. Archana Pai, Department of Physics, IIT Bombay. World Space Week, Webinar organized by National Space Society(USA)-Mumbai. A broad overview Gravitational-Wave astronomy is an emerging branch of observational astronomy. A distant cousin, we can say, of optical (electromagnetic-wave) astronomy. It’s a young field – … Read more

Indian Planetary Models

Ancient Astronomy

We all know most popular planetary models proposed by Kepler, Ptolemy and Copernicus. Indian astronomers also proposed different planetary models. Earliest Indian planetary model was the ‘Sunrise system’ – where day starts at sunrise. Later Aryabhata I (576 AD) proposed a new ‘Midnight system’ – day starting at midnight. It is well known that the … Read more

Top Binoculars for Astronomy to buy in India 2021

black binocular on round device

Binoculars are portable, easy to use, no need of any specialized mount, just a fluid head tripod will work fine. Binoculars are great first telescope. They would be more useful then a telescope. Huge astronomical binoculars often have larger aperture than some small refractors. Binoculars are great option for newbies or for those who just … Read more

How To Discover A Comet: A Complete Guide

Comet Neowise over Canada

In previous article I have given the overview of Sungrazer’s Project. Here I will go through steps involving fetching and processing raw files and as well as discovering and reporting a potential comet. An Overview of Sungrazer Project by Dr. Karl Battams Sungrazer Project: How to discover a Comet? As mentioned in the above article … Read more

Is Hubble’s Tuning Fork Diagram ‘misleading’?

Misleading visualization results in misrepresenting of information Hubble’s tuning fork diagram, published in 1936 by US astronomer Edwin Hubble, is the earliest method for classification of galaxies. It classifies galaxies based on their apparent structure – into three main categories – elliptical, spiral and barred spiral. Edwin Hubble’s program of observing distant galaxies, during 1920s, … Read more

Celestron 20×80 Skymaster Astronomy Binoculars Review

As your first astronomical gear, every amateur astronomer will recommend you to first get a pair of binoculars. And with Celestron 20X80 Skymaster, you cannot go wrong. These Binoculars are really well built, and if stored/used properly, it will last for a lifetime. Because of their portability and negligible maintenance many amateur astronomers prefer to … Read more