Study celestial objects and cosmic phenomena
181
Sub Topics
513
MCQs
256
MCOs
370
True/False
214
Fill Blanks
89
Rearrange
209
Matching
115
Comprehensions
194
Flashcard Decks
Curriculum
What You'll Learn
01 Fundamentals of Astronomy 4 topics
1 Introduction to Astronomy
- Historical Development
- Ancient Observations
- Development of Modern Astronomy
2 Observational Techniques
- Electromagnetic Spectrum
- Telescopes and Detectors
- Space-Based Observatories
3 Celestial Mechanics
- Kepler's Laws
- Orbital Dynamics
- N-body Problem
4 Coordinate Systems and Time
- Celestial Coordinates
- Time Measurement in Astronomy
- Reference Frames
02 Stars and Stellar Evolution 7 topics
1 Stellar Properties
- Stellar Classification
- Hertzsprung-Russell Diagram
- Luminosity, Temperature, and Size
2 Stellar Structure
- Hydrostatic Equilibrium
- Energy Transport
- Stellar Atmospheres
3 Stellar Birth
- Molecular Clouds
- Star Formation Process
- Protostars and T Tauri Stars
4 Main Sequence Stars
- Nuclear Fusion
- Stellar Energy Production
- Main Sequence Lifetime
5 Post-Main Sequence Evolution
- Red Giants
- Horizontal Branch Stars
- Asymptotic Giant Branch
6 Stellar Death
- Planetary Nebulae
- White Dwarfs
- Supernovae
- Neutron Stars
- Black Holes
7 Binary and Variable Stars
- Types of Binary Systems
- Mass Transfer
- Variable Star Classification
- Cepheid Variables and Cosmic Distance Ladder
03 Galactic Astrophysics 4 topics
1 Milky Way Galaxy
- Structure and Components
- Spiral Arms and Disk
- Galactic Center
- Galactic Halo
2 Interstellar Medium
- Composition and Phases
- Interstellar Dust
- Molecular Clouds
- HII Regions
3 Star Clusters
- Open Clusters
- Globular Clusters
- Cluster Evolution
4 Galactic Dynamics
- Rotation Curves
- Spiral Structure Theories
- Bar Formation
- Galactic Evolution
04 Extragalactic Astronomy 4 topics
1 Galaxy Classification
- Hubble Sequence
- Elliptical Galaxies
- Spiral Galaxies
- Irregular Galaxies
2 Active Galactic Nuclei
- Quasars
- Blazars
- Radio Galaxies
- Seyfert Galaxies
- Supermassive Black Holes
3 Galaxy Clusters and Superclusters
- Galaxy Distribution
- Intracluster Medium
- Cluster Dynamics
4 Galaxy Formation and Evolution
- Hierarchical Clustering
- Galaxy Mergers
- Starburst Galaxies
- High-Redshift Galaxies
05 Cosmology 7 topics
1 Observational Cosmology
- Hubble's Law
- Cosmic Distance Ladder
- Redshift Surveys
2 Cosmic Microwave Background
- Origin and Properties
- Anisotropies
- COBE, WMAP, and Planck Results
3 Big Bang Theory
- Timeline of the Universe
- Nucleosynthesis
- Recombination Era
4 Cosmological Models
- Friedmann Equations
- Dark Energy
- Dark Matter
- ΛCDM Model
5 Large-Scale Structure
- Galaxy Filaments and Voids
- Structure Formation
- Baryon Acoustic Oscillations
6 Early Universe
- Inflation Theory
- Baryogenesis
- Grand Unified Theories
7 Future of Cosmology
- Fate of the Universe
- Heat Death
- Big Rip/Big Crunch Scenarios
06 High-Energy Astrophysics 4 topics
1 Relativistic Astrophysics
- Special Relativity in Astrophysics
- General Relativity in Astrophysics
- Gravitational Lensing
2 Accretion Physics
- Accretion Disks
- Eddington Limit
- Jet Formation
3 Compact Objects
- White Dwarf Physics
- Neutron Star Physics
- Pulsars and Magnetars
- Black Hole Physics
4 High-Energy Phenomena
- Gamma-Ray Bursts
- Cosmic Rays
- X-ray Binaries
- Microquasars
07 Gravitational Wave Astronomy 3 topics
1 Gravitational Wave Theory
- Predictions from General Relativity
- Wave Properties
- Sources of Gravitational Waves
2 Detection Methods
- LIGO and Virgo Interferometers
- Future Detectors
- Space-Based Observatories
3 Gravitational Wave Events
- Binary Mergers
- Neutron Star Mergers
- Continuous Waves
- Stochastic Background
08 Astroparticle Physics 3 topics
1 Neutrino Astronomy
- Solar Neutrinos
- Supernova Neutrinos
- High-Energy Neutrinos
- Neutrino Detectors
2 Dark Matter
- Observational Evidence
- Candidate Particles
- Detection Experiments
- Distribution in Galaxies
3 Cosmic Rays
- Composition and Energy Spectrum
- Acceleration Mechanisms
- Propagation
- Air Shower Detection
09 Exoplanets and Planetary Systems 4 topics
1 Detection Methods
- Radial Velocity
- Transit Method
- Direct Imaging
- Microlensing
- Astrometry
2 Exoplanet Properties
- Mass-Radius Relationships
- Orbital Characteristics
- Atmospheric Composition
3 Planetary System Formation
- Protoplanetary Disks
- Planet Migration
- Debris Disks
4 Habitability
- Habitable Zone
- Biomarkers
- Exomoons
- Search for Extraterrestrial Intelligence
10 Astronomical Instrumentation and Techniques 5 topics
1 Optical Astronomy
- Telescope Design
- Adaptive Optics
- Spectroscopy
- Photometry
2 Radio Astronomy
- Single-Dish Telescopes
- Interferometry
- Very Long Baseline Interferometry
3 Infrared, UV, and High-Energy Astronomy
- Space Telescopes
- Detector Technologies
- Cooling Systems
4 Computational Astrophysics
- Numerical Simulations
- Data Analysis Methods
- Machine Learning in Astronomy
5 Multi-Messenger Astronomy
- Coordinated Observations
- Alert Systems
- Data Sharing
11 Applied Astrophysics 4 topics
1 Space Weather
- Solar Activity
- Geomagnetic Storms
- Radiation Environment
2 Astrometry and Celestial Navigation
- Star Catalogs
- Precision Measurements
- Applications
3 Astrobiology
- Origin of Life
- Extremophiles
- Planetary Habitability Models
4 Space Resources
- Asteroid Mining
- Lunar Resources
- Space-Based Power Generation
12 Current Frontiers and Future Directions 4 topics
1 Unsolved Problems in Astrophysics
- Nature of Dark Energy
- Dark Matter Composition
- Cosmic Inflation Mechanisms
- Black Hole Information Paradox
2 Next-Generation Facilities
- Extremely Large Telescopes
- Square Kilometer Array
- James Webb Space Telescope Successors
3 Theoretical Advances
- Quantum Gravity
- String Theory in Cosmology
- Alternative Dark Energy Models
4 Future of Space Exploration
- Solar System Exploration
- Interstellar Probes
- Long-Term Observatories
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