Universe – Page 3 – Science Observer

How Craters Form on Planets and Why They Exist

Craters are one of the most common surface features in the Solar System. From the Moon’s pockmarked surface to Mercury, Mars, and even Earth, impact craters tell the story of…

deka September 9, 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

Earth & Moon Space Stories Universe

The Van Allen Belts

The Van Allen radiation belts are two layers of energetic charged particles trapped by Earth’s magnetic field. They form a protective shield around the planet, blocking much of the dangerous…

deka September 5, 2025

Science Space Stories Universe

How Scientists Study Distant Pulsars

Pulsars are highly magnetized, rapidly rotating neutron stars that emit beams of electromagnetic radiation from their poles. As they spin, these beams sweep across space like the light of a…

deka September 4, 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

Science Space Stories Universe

How Tidal Forces Affect the Earth and Beyond

Tidal forces are the result of gravitational interactions between celestial bodies. On Earth, the most familiar example is the effect of the Moon and the Sun on our oceans, causing…

deka September 4, 2025

Science Space Stories Universe

What Is Orbital Synchronization?

Orbital synchronization is a phenomenon in which one celestial body always shows the same face to another as it orbits. This happens when the rotation period (how long it takes…

deka September 4, 2025

Space Stories Universe

What Are Binary Stars and How Do Scientists Discover Them?

A binary star system is made up of two stars that orbit around a common center of mass due to their mutual gravitational pull. Instead of moving independently, both stars…

deka September 4, 2025

Earth & Moon Space Stories Universe

Where Does Water Ice on the Moon Come From and Why Is It Important?

For many years, scientists believed the Moon was completely dry. However, modern space missions and satellite observations have revealed the presence of water ice in permanently shadowed craters near the…

deka September 4, 2025

Science Space Stories Universe

How Space Navigation Works

Navigating in space is much more complex than traveling on Earth because there are no roads, signposts, or fixed reference points. Spacecraft must rely on physics, precise calculations, and advanced…

deka September 4, 2025