Solar System – Science Observer

Where Did All the Water on Earth Come From?

Water covers about 71% of Earth’s surface, making it one of the most defining features of our planet. Yet the question of how Earth acquired so much water remains one…

deka September 12, 2025

Solar System Space Stories Universe

The Solar Corona

The solar corona is the outermost layer of the Sun’s atmosphere, extending millions of kilometers into space. Although it is extremely thin and faint compared to the bright solar disk,…

deka September 12, 2025

Solar System Space Stories Universe

How Planets Hold On to Their Atmosphere

One of the key differences between planets, moons, and other celestial bodies is whether they have an atmosphere—a layer of gases surrounding them. Earth has a rich, life-supporting atmosphere, while…

deka September 9, 2025

Solar System Space Stories Universe

The Heliosphere

The heliosphere is a vast bubble-like region surrounding our solar system, created by the continuous flow of charged particles from the Sun known as the solar wind. It acts as…

deka September 4, 2025

Solar System Space Stories Universe

Interesting Facts About Mercury

Mercury, the smallest planet in our solar system, is full of fascinating mysteries. Despite being closest to the Sun, it remains one of the least explored planets. Its extreme conditions,…

deka August 27, 2025

Cosmic Innovations Hi-Tech New Discoveries

Why the Hubble Telescope Is Important

The Hubble Space Telescope is one of the most significant scientific instruments ever built, transforming our understanding of the universe. Launched in 1990 and orbiting outside Earth’s atmosphere, it avoids…

deka August 26, 2025

Cosmic Innovations Solar System Space Stories

Can We Colonize Moons?

Colonizing moons has long fascinated scientists, engineers, and visionaries. Unlike planets, moons often present unique advantages and challenges for human settlement. Some moons in our solar system—such as Earth’s Moon,…

deka August 26, 2025

Solar System Space Stories Universe

Why Saturn Is the Lightest Gas Giant

Saturn, the sixth planet from the Sun, is unique among the gas giants because it is the least dense of them all. In fact, Saturn’s average density is so low…

deka August 26, 2025

Cosmic Innovations Solar System Space Stories

What Space Debris Is Dangerous?

Space debris, also called space junk, refers to non-functional satellites, rocket parts, and fragments left behind from past missions orbiting Earth. As humanity launches more satellites and spacecraft, the number…

deka August 18, 2025

Earth & Moon Solar System Space Stories

Where Does Space Begin?

When we look up at the sky, it may seem like space begins just beyond the clouds. But scientifically defining where Earth ends and space begins is far more complex.…

deka August 5, 2025