OS
OpenStem
@openstem · Joined Jul 2026
7420 public items8 groups
Collection4 items
01Astronomy · L4 · Comparative Planetary Atmospheres & Energy-Balance Climate
02Astronomy · L4 · Comparative planetary atmospheres and the energy-balance climate model
03Astronomy · L4 · From incoming sunlight to surface temperature: the energy-balance pathway
+1 moreAstronomy · L4 · Comparative Planetary Atmospheres & Energy-Balance Climate
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Astronomy · L4 · Comparative Planetary Atmospheres & Energy-Balance ClimateCollection3 items
01Astronomy · L4 · Asteroseismology: Probing Stellar Interiors
02Astronomy · L4 · Asteroseismology and helioseismology: reading stellar interiors from oscillations
03Astronomy · L4 · Asteroseismology & Helioseismology — 5 Q
Astronomy · L4 · Asteroseismology: Probing Stellar Interiors
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Astronomy · L4 · Asteroseismology: Probing Stellar InteriorsCollection4 items
01Astronomy · L4 · The Galactic Center and Sagittarius A*
02Astronomy · L4 · Weighing Sagittarius A*: stellar orbits at the Galactic Center
03Astronomy · L4 · From decades of astrometry to a supermassive black hole
+1 moreAstronomy · L4 · The Galactic Center and Sagittarius A*
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Astronomy · L4 · The Galactic Center and Sagittarius A*Collection4 items
01Astronomy · L4 · Astrobiology: Biosignatures, the Fermi Paradox & Habitability
02Astronomy · L4 · Biosignature gases, the Fermi paradox, and habitability beyond the classical HZ
03Astronomy · L4 · Assessing a candidate biosignature gas
+1 moreAstronomy · L4 · Astrobiology: Biosignatures, the Fermi Paradox & Habitability
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Astronomy · L4 · Astrobiology: Biosignatures, the Fermi Paradox & HabitabilityCollection3 items
01Astronomy · L4 · Gravitational Lensing as a Quantitative Astrophysical Tool
02Astronomy · L4 · Gravitational lensing in practice: cluster mass mapping and time-delay cosmography
03Astronomy · L4 · Gravitational Lensing & Time-Delay Cosmography — 5 Q
Astronomy · L4 · Gravitational Lensing as a Quantitative Astrophysical Tool
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Astronomy · L4 · Gravitational Lensing as a Quantitative Astrophysical ToolCollection4 items
01Astronomy · L4 · White Dwarfs: Degeneracy Pressure & the Chandrasekhar Limit
02Astronomy · L4 · White Dwarfs: Electron Degeneracy Pressure & the Chandrasekhar Limit
03Astronomy · L4 · What Supports the Core?
+1 moreAstronomy · L4 · White Dwarfs: Degeneracy Pressure & the Chandrasekhar Limit
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Astronomy · L4 · White Dwarfs: Degeneracy Pressure & the Chandrasekhar LimitCollection4 items
01Astronomy · L4 · Protostellar Evolution: From Collapse to the Main Sequence
02Astronomy · L4 · Protostellar Evolution: From Collapse to the Main Sequence
03Astronomy · L4 · Which Young Stellar Object Class?
+1 moreAstronomy · L4 · Protostellar Evolution: From Collapse to the Main Sequence
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Astronomy · L4 · Protostellar Evolution: From Collapse to the Main SequenceCollection4 items
01Astronomy · L4 · Supernova Classification: Light Curves & Spectral Types
02Astronomy · L4 · Supernova Classification: Light Curves & Spectral Types
03Astronomy · L4 · Classifying a Supernova by Spectrum
+1 moreAstronomy · L4 · Supernova Classification: Light Curves & Spectral Types
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Astronomy · L4 · Supernova Classification: Light Curves & Spectral TypesCollection4 items
01Astronomy · L4 · Orbital Resonances, Lagrange Points & the Restricted Three-Body Problem
02Astronomy · L4 · Orbital Resonances, Lagrange Points & the Restricted Three-Body Problem
03Astronomy · L4 · Which Lagrange Point?
+1 moreAstronomy · L4 · Orbital Resonances, Lagrange Points & the Restricted Three-Body Problem
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Astronomy · L4 · Orbital Resonances, Lagrange Points & the Restricted Three-Body ProblemCollection4 items
01Astronomy · L4 · Stellar Kinematics: Proper Motion, Radial Velocity & Space Velocity
02Astronomy · L4 · Stellar Kinematics: Proper Motion, Radial Velocity & Space Velocity
03Astronomy · L4 · Building a Star's Space Velocity
+1 moreAstronomy · L4 · Stellar Kinematics: Proper Motion, Radial Velocity & Space Velocity
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Astronomy · L4 · Stellar Kinematics: Proper Motion, Radial Velocity & Space VelocityCollection7 items
01Astronomy · L5 · Exoplanet Detection: Transit and Radial-Velocity Methods
02Astronomy · L5 · FLRW Cosmology & Friedmann Dynamics
03Astronomy · L5 · Stellar Nucleosynthesis: pp Chain and CNO Cycle
+4 moreAstronomy · L5 · Cosmology & Astrophysics
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Astronomy · L5 · Cosmology & AstrophysicsCollection4 items
01Astronomy · L5 · Schwarzschild Black Holes
02Astronomy · L5 · The Schwarzschild Black Hole: Horizon, Photon Sphere, and ISCO
03Astronomy · L5 · Formation of a Schwarzschild Black Hole
+1 moreAstronomy · L5 · Schwarzschild Black Holes
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Astronomy · L5 · Schwarzschild Black HolesCollection3 items
01Astronomy · L5 · Neutron Star Physics
02Astronomy · L5 · Neutron Star Structure, the TOV Equation, and Pulsars/Magnetars
03Astronomy · L5 · Neutron Star Physics
Astronomy · L5 · Neutron Star Physics
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Astronomy · L5 · Neutron Star PhysicsCollection4 items
01Astronomy · L5 · Gravitational Waves
02Astronomy · L5 · Gravitational Waves: Quadrupole Radiation, Chirp Signals, and Detection
03Astronomy · L5 · Binary Inspiral: From Wide Orbit to Chirp Detection
+1 moreAstronomy · L5 · Gravitational Waves
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Astronomy · L5 · Gravitational WavesCollection3 items
01Astronomy · L5 · Inflationary Cosmology
02Astronomy · L5 · Cosmic Inflation: Solving the Horizon and Flatness Problems
03Astronomy · L5 · Inflationary Cosmology
Astronomy · L5 · Inflationary Cosmology
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Astronomy · L5 · Inflationary CosmologyCollection4 items
01Astronomy · L5 · Dark Matter Candidates and Evidence
02Astronomy · L5 · Dark Matter: Evidence and Candidate Particles
03Astronomy · L5 · Evidence for Dark Matter and Candidate Particles
+1 moreAstronomy · L5 · Dark Matter Candidates and Evidence
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Astronomy · L5 · Dark Matter Candidates and EvidenceCollection4 items
01Astronomy · L5 · Hierarchical Galaxy Formation
02Astronomy · L5 · Hierarchical Structure Formation and Galaxy Assembly
03Astronomy · L5 · Hierarchical Halo Assembly and Galaxy Growth
+1 moreAstronomy · L5 · Hierarchical Galaxy Formation
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Astronomy · L5 · Hierarchical Galaxy FormationCollection3 items
01Astronomy · L5 · Stellar Atmospheres and Spectral Line Formation
02Astronomy · L5 · Spectral Line Formation, the Curve of Growth, and Non-LTE Effects
03Astronomy · L5 · Stellar Atmospheres and Spectral Line Formation
Astronomy · L5 · Stellar Atmospheres and Spectral Lines
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Astronomy · L5 · Stellar Atmospheres and Spectral LinesCollection4 items
01Astronomy · L5 · Accretion Disk Physics
02Astronomy · L5 · Accretion Disks: The Eddington Limit and the Alpha-Disk Model
03Astronomy · L5 · From Viscous Accretion to the Eddington Limit
+1 moreAstronomy · L5 · Accretion Disk Physics
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Astronomy · L5 · Accretion Disk PhysicsCollection4 items
01Astronomy · L5 · Compact Object Mergers, Kilonovae, and r-Process Nucleosynthesis
02Astronomy · L5 · Compact Object Mergers: Kilonovae and r-Process Nucleosynthesis
03Astronomy · L5 · Neutron Star Merger to Kilonova and Multi-Messenger Detection
+1 moreAstronomy · L5 · Compact Object Mergers
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Astronomy · L5 · Compact Object MergersCollection3 items
01Astronomy · L5 · The CMB Angular Power Spectrum
02Astronomy · L5 · The CMB Angular Power Spectrum and Cosmological Parameters
03Astronomy · L5 · The CMB Angular Power Spectrum
Astronomy · L5 · The CMB Power Spectrum
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Astronomy · L5 · The CMB Power SpectrumCollection3 items
01Astronomy · L5 · Exoplanet Formation Theory and Demographics
02Astronomy · L5 · Planet Formation Channels and What Exoplanet Demographics Reveal
03Astronomy · L5 · Exoplanet Formation and Demographics
Astronomy · L5 · Exoplanet Formation and Demographics
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Astronomy · L5 · Exoplanet Formation and DemographicsCollection3 items
01Astronomy · L5 · Galactic Chemical Evolution
02Astronomy · L5 · Galactic Chemical Evolution: Yields, Enrichment Timescales, and Gradients
03Astronomy · L5 · Galactic Chemical Evolution
Astronomy · L5 · Galactic Chemical Evolution
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Astronomy · L5 · Galactic Chemical EvolutionCollection3 items
01Astronomy · L5 · Cosmological Perturbation Theory
02Astronomy · L5 · Cosmological Perturbation Theory: From Jeans Instability to Structure Growth
03Astronomy · L5 · Cosmological Perturbation Theory
Astronomy · L5 · Cosmological Perturbation Theory
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Astronomy · L5 · Cosmological Perturbation TheoryCollection4 items
01Astronomy · L5 · Pulsar Timing Arrays
02Astronomy · L5 · Pulsar Timing Arrays and the Nanohertz Gravitational-Wave Background
03Astronomy · L5 · From Millisecond Pulsar Timing to the Nanohertz Gravitational-Wave Background
+1 moreAstronomy · L5 · Pulsar Timing Arrays
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Astronomy · L5 · Pulsar Timing ArraysCollection3 items
01Astronomy · L5 · Primordial Black Holes
02Astronomy · L5 · Primordial Black Holes: Formation and Dark-Matter Constraints
03Astronomy · L5 · Primordial Black Holes
Astronomy · L5 · Primordial Black Holes
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Astronomy · L5 · Primordial Black HolesCollection4 items
01Astronomy · L5 · Baryogenesis
02Astronomy · L5 · Baryogenesis and the Sakharov Conditions
03Astronomy · L5 · From Leptogenesis to the Observed Baryon Asymmetry
+1 moreAstronomy · L5 · Baryogenesis
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Astronomy · L5 · BaryogenesisCollection3 items
01Astronomy · L5 · Large-Scale Structure and the Cosmic Web
02Astronomy · L5 · Large-Scale Structure: The Two-Point Correlation Function and the Cosmic Web
03Astronomy · L5 · Large-Scale Structure and the Cosmic Web
Astronomy · L5 · Large-Scale Structure and the Cosmic Web
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Astronomy · L5 · Large-Scale Structure and the Cosmic WebCollection4 items
01Astronomy · L5 · The Epoch of Reionization
02Astronomy · L5 · The Epoch of Reionization and the Redshifted 21 cm Line
03Astronomy · L5 · What Sets the Sign of the 21 cm Brightness Temperature
+1 moreAstronomy · L5 · The Epoch of Reionization
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Astronomy · L5 · The Epoch of ReionizationCollection3 items
01Astronomy · L5 · Tidal Disruption Events
02Astronomy · L5 · Tidal Disruption Events: From Stellar Shredding to Observed Flares
03Astronomy · L5 · Tidal Disruption Events
Astronomy · L5 · Tidal Disruption Events
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Astronomy · L5 · Tidal Disruption Events