Science – Page 13 – Science Observer

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

Hi-Tech Science Space Stories

How a Satellite’s Onboard Computer Works

Every modern satellite relies on its onboard computer—also called the OBC (Onboard Computer) or satellite control system—to carry out missions in space. It acts as the “brain” of the satellite,…

deka August 27, 2025

Earth & Moon Science Universe

What Are Earth’s Radiation Belts?

The radiation belts of Earth, also known as the Van Allen belts, are regions around our planet where charged particles from the Sun and cosmic rays are trapped by Earth’s…

deka August 27, 2025

New Discoveries Science Universe

How Gravitational Lensing Works

Gravitational lensing is a fascinating effect predicted by Einstein’s theory of general relativity. It occurs when a massive object, such as a galaxy or black hole, bends the path of…

deka August 27, 2025

Science Space Stories Universe

What Is an Astronomical Unit?

An astronomical unit (AU) is a unit of measurement used in astronomy to describe distances within our solar system. Instead of using kilometers or miles, which would result in extremely…

deka August 27, 2025

Cosmic Innovations Science

What Is Spectroscopy?

Spectroscopy is a scientific method used to study how matter interacts with light. By observing how light is absorbed, emitted, or scattered by a substance, scientists can determine its composition,…

deka August 26, 2025

Cosmic Innovations Hi-Tech Science

How Solar Panels Work in Space

Solar panels are the primary source of energy for most spacecraft, satellites, and space stations. They capture sunlight and convert it into electricity, powering everything from onboard computers to communication…

deka August 26, 2025

Science Space Stories Universe

Why Is the Sky Black in Space?

When astronauts look out into space, they see a black sky, even though the Sun is shining brightly. This might seem strange because on Earth, the daytime sky is blue.…

deka August 26, 2025

Science Space Stories Universe

How Scientists Search for Extraterrestrial Life

The question of whether life exists beyond Earth is one of humanity’s greatest mysteries. Scientists approach this search using a combination of astronomy, biology, and advanced technology. While no evidence…

deka August 26, 2025

Science Space Stories Universe

Why Celestial Bodies Are Round

When we observe planets, stars, and many moons, one thing stands out—they are mostly round. Unlike small asteroids or comets that often have irregular shapes, larger celestial bodies take on…

deka August 26, 2025