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How Do We Measure Distances in Space? Calculating the Astronomical Unit

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2 weeks ago

The Virial Theorem: A Key Tool in Astrophysics

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1 month ago

Planets Orbiting Three or More Stars: Complex Orbits in Multi-Star Systems

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2 months ago

The Impact of Galactic Harassment on Galaxy Formation and Evolution

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2 months ago

What's the Celestial Meridian? A Simple Guide to the Night Sky

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2 months ago

Calculating the Location of the Habitable Zone

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3 months ago

What Happens to Habitable Zones Around Pulsating Stars?

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3 months ago

How to Derive and Calculate the Surface Gravity of Planets

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3 months ago

Calculating the Triaxiality and Shape Parameters of Dark Matter Halos

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4 months ago

Dark Matter Subhalos: What Are They and Why Do They Matter?

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4 months ago

What Are the Differences Between Cored and Coreless Elliptical Galaxies?

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4 months ago

What are Galaxy Merger Trees?

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4 months ago

Videos

Cluster, Field, and Void Galaxies: What Are They?

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Calculating the Sun's Diameter: Here's How It's Done

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Distinguishing Galaxy Groups from Clusters: Key Differences and Characteristics

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2 weeks ago

Exploring the Different Types of Comets: Short-Period, Long-Period, and Non-Periodic

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Ellipticity Profiles and Isophote Twisting in Elliptical Galaxies

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1 month ago

A Simple Guide to Classifying Elliptical Galaxies

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1 month ago

Quasi-Periodic External Influences on Earth's Biosphere: 4th-Year Seminar, University of Lincoln

00:24:17

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Deriving the Vis-Viva Equation for Orbital Velocity in an Elliptical Orbit

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509 views

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Astronomy, Astrophysics, or Cosmology: A Comprehensive Guide to Choosing What to Study

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475 views

2 months ago

Are Edge-On Lenticular Galaxies Misclassified as E4-E7 Ellipticals?

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155 views

2 months ago

What Makes Ultra Diffuse Galaxies (UDGs) Unique?

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196 views

2 months ago

Calculating Transit Duration for Transiting Exoplanets: A Step-by-Step Guide

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250 views

2 months ago

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Tutorial | How To Calculate Jupiter's Mass Using Its Moons

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How To Use Supernovas For Distance Measurements

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Derivations and How To

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Star Formation: How To Derive The Jeans Length

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How To Calculate The Orbit Of A Transiting Exoplanet

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How To Calculate The Mass Of A Star

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How To Calculate The Mass Of An Exoplanet Using Radial Velocity

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Orbits and Orbital Elements

What is the inclination of an orbit?

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11 months ago

What is the argument of the periapsis of an orbit?

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11 months ago

What is the longitude of the ascending node for an orbit?

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What are the ascending and descending nodes of an orbit?

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1 year ago

Calculating orbital period

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How to calculate the semi-major axis of an orbit

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How to calculate the eccentricity of an elliptical orbit

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How To Derive The Orbital Velocity For A Circular Orbit

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What is the true anomaly of an orbit?

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11 months ago

What is the eccentric anomaly of an orbit?

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11 months ago

What is the First Point of Aries?

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8 months ago

How to derive escape velocity

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10 months ago

Moons

What Are The Differences Between Regular And Irregular Moons?

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3 years ago

How Many Moons Have Atmospheres?

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What Is The Largest Moon In The Solar System?

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The Strange Orbits of Trojan And Co-Orbital Moons

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What Is The Tidal Locking Of Planets Or Moons?

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Why does tidal evolution make elliptical orbits circular?

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What If Some Moons Or Planets Came From Outside The Solar System?

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What Are Exoplanets, Exomoons And Exorings?

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Collision That Formed The Moon

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Stars

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The Eddington Limit: What Happens When A Star Gets Too Bright?

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What Is A Red Dwarf Star?

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Why Do Red Giant Stars Get Bigger?

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What stars are on the Hertzsprung-Russell (HR) diagram?

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Star Formation: How To Derive The Jeans Length

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Stellar Evolution 101: STFC Introductory Astronomy Summer School

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How Does A Star’s Mass Determine The Mass Luminosity Relation?

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What Are The Differences Between Type 1 & Type 2 Supernova?

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Saturn

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Moons inside Saturn's Rings?

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The Moon Rhea Eclipsed By Saturn

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Huygens Probe Descends Through The Thick Atmosphere Of Saturn's Moon Titan

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Saturn's Moon Phoebe Is A Captured Minor Planet

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Cassini Spacecraft Captured Lighting In Saturn's Storm

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Cassini Spacecraft Captures Surface Detail Of Saturn's Largest Moon Titan

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Moons Do Not Need To Be Smaller Than A Planet

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Cassini Captures The Icy Moon Enceladus Setting Behind Saturn

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Short Astronomy Videos

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