Discover what exist in the universe
Infrared Capability and Wavelength Range The James Webb Space Telescope (JWST) and the Spitzer Space Telescope represent significant advancements in exploring the cosmos with infrared technology. Spitzer examines infrared at shorter wavelengths, between 3 and 180 micrometers, revealing the universe's warm glow invisible to visible light. JWST surpasses its predecessor […]
Development and Construction Costs The James Webb Space Telescope (JWST) project experienced significant cost escalation from its initial $500 million estimate to a final price tag of $10 billion at launch. This increase was driven by several factors: These factors combined to make the JWST one of the most expensive […]
The James Webb Space Telescope represents a significant advancement in space exploration technology. This article explores the telescope's design, capabilities, and impact on both science and everyday life. Design and Construction The James Webb Space Telescope is a product of international collaboration, involving NASA, ESA, and the Canadian Space Agency. […]
Communication Systems The James Webb Space Telescope (JWST) primarily uses the Ka-band for communication with Earth, chosen for its ability to transmit large data volumes over vast distances. This high-frequency channel allows JWST to send up to 57 GB of data daily, depending on its observation schedule, significantly surpassing older […]
Origins and Aims The James Webb Space Telescope (JWST), a collaborative project by NASA, ESA, and CSA, aims to examine the universe's infancy, focusing on the first galaxies. These early structures provide insights into dark matter and dark energy, expanding our understanding of the universe's composition and evolution. JWST will […]
JWST's Location and Orbit The James Webb Space Telescope (JWST) occupies the L2 point, approximately 1.5 million kilometers from Earth. This location keeps the Sun, Earth, and Moon aligned, ensuring the telescope always faces away from these infrared sources. This positioning reduces thermal interference and maintains JWST's temperature at around […]
In the vast expanse of cosmic inquiry, the age of the universe stands as a central question that challenges our understanding of time and space. Through scientific rigor and curiosity, researchers continue to refine their models, seeking clarity amidst the intricacies of cosmic phenomena. Current Cosmological Models Current cosmological models […]
Understanding Cosmic Scale Examining the vastness of the universe reveals a spectrum from the infinitesimal to the immense. At the smallest scale, subatomic particles like quarks compose protons and neutrons, with sizes less than 10-15 meters. The theoretical Planck length at 10-33 meters marks the limit of our current understanding. […]
Discovery and Nature of Dark Energy The discovery of dark energy in 1998 revolutionized our understanding of the universe. Observations of Type Ia supernovae revealed an accelerating cosmic expansion, leading to the Nobel Prize-winning conclusion that an unknown force, dubbed dark energy, was at work. This enigmatic phenomenon accounts for […]
Design and Construction The James Webb Space Telescope (JWST) is a marvel of space engineering, featuring a 21-foot foldable mirror composed of 18 hexagonal segments. This ingenious design allows the telescope to fit into a rocket for launch before unfolding in space. The mirror segments are made from beryllium, a […]
