Heliosphere
The heliosphere is a vast region of space dominated by the Sun’s magnetic field and the solar wind. It extends…
Interplanetary magnetic field (IMF)
The Interplanetary Magnetic Field (IMF) is a complex and dynamic magnetic field that permeates the space between the Sun and…
Solar Wind A Constant Stream of Particles
The solar wind is a continuous stream of charged particles, primarily protons and electrons, emitted from the Sun. It travels…
Solar Cycle The Sun’s Rhythmic Pattern
The solar cycle is the approximately 11-year periodic change in the Sun’s activity. During this cycle, the number of sunspots…
Solar Activity The Sun’s Dynamic Nature
Solar activity refers to the changes in the Sun’s energy output and magnetic field. These changes can have significant impacts…
The Sun Our Life-Giving Star
The Sun is a massive, luminous sphere of plasma primarily composed of hydrogen and helium. It is the central star…
Dark Energy The Mysterious Force Driving the Universe
Dark energy is a mysterious force that is causing the universe to expand at an accelerating rate. It makes up…
Dark Matter The Invisible Universe
Dark matter is a mysterious substance that makes up about 85% of the matter in the universe. While it cannot…
Space Weather The Sun’s Impact on Earth
Space weather refers to the conditions in space that can affect Earth’s technology and environment. It is primarily driven by…
Exoplanets Worlds Beyond Our Solar System
Exoplanets are planets that orbit stars other than our Sun. The discovery of exoplanets has revolutionized our understanding of the…
Cosmology The Science of the Universe
Cosmology is the study of the origin, evolution, and fate of the universe. It is a broad field that encompasses…
Astrophysics The Science of the Universe
Astrophysics is a branch of astronomy that applies the laws of physics to explain the properties and behavior of celestial…