Universe – Science Observer

Types of Stars: The Diversity of Stellar Objects in the Universe

Stars are massive, glowing spheres of hot gas — primarily hydrogen and helium — that produce energy through nuclear fusion. They vary greatly in size, color, temperature, brightness, and lifespan.…

deka July 7, 2025

Space Stories Universe

The Crab Nebula: A Cosmic Remnant of a Stellar Explosion

The Crab Nebula (cataloged as Messier 1 or M1) is one of the most studied and iconic objects in the night sky. Located about 6,500 light-years away in the constellation…

deka July 7, 2025

Hi-Tech Universe

A New Era in Astronomy

The Vera C. Rubin Observatory, located on Cerro Pachón in Chile, is a groundbreaking astronomical facility set to revolutionize our understanding of the dynamic sky. Named in honor of pioneering…

deka June 29, 2025

Science Space Stories Universe

What Is Ultraviolet Radiation and How It Affects Life on Earth

Ultraviolet (UV) radiation is a form of electromagnetic radiation that comes primarily from the Sun. While it plays important roles in nature and human health, overexposure to UV radiation can…

deka June 27, 2025

Space Stories Universe

What Happens to the Sun During Peak Solar Activity?

The Sun goes through regular cycles of activity known as solar cycles, each lasting about 11 years. The most energetic phase of this cycle is called solar maximum, or peak…

deka June 26, 2025

Space Stories Universe

What Can Humanity Do If an Asteroid Threatens Earth?

The idea of an asteroid striking Earth may sound like science fiction, but it’s a real possibility. In fact, Earth has been hit by large asteroids before — the most…

deka June 26, 2025

Space Stories Universe

Exoplanets: Worlds Beyond Our Solar System

Exoplanets are planets that orbit stars outside of our Solar System. These distant worlds range from giant gas planets like Jupiter to rocky Earth-like planets, and they have revolutionized our…

deka June 26, 2025

Space Stories Universe

How Our Galaxy Is Structured — And Where Earth Sits Inside It

We live inside a vast, spinning collection of stars, gas, dust, and dark matter called the Milky Way Galaxy. It stretches over 100,000 light-years in diameter, contains hundreds of billions…

deka June 20, 2025

Science Universe

The Big Bang Theory: How the Universe Began

The Big Bang Theory is the leading scientific explanation for the origin and evolution of the universe. It proposes that the universe began from an extremely hot, dense point about…

deka June 20, 2025

Science Universe

How Black Holes Form: The Birth of the Universe’s Darkest Objects

Black holes are not cosmic voids—they are the ultra-dense, incredibly powerful remnants of matter compressed to extreme limits. Despite their fearsome reputation, black holes form naturally from processes we can…

deka June 20, 2025