Caltech Astro

@caltechastro

37 tuit

Formal & Physical Sciences Astronomy & Cosmology

What Makes a Solar Eruption Extreme?

Caltech Astro

September 11, 2026 27 min

★ ★ ★ ★ ☆ 4/5

Solar PhysicsSpace WeatherCoronal Mass Ejection

Formal & Physical Sciences Astronomy & Cosmology

Black Holes Tearing Apart Stars

Caltech Astro

September 4, 2026 16 min

★ ★ ★ ★ ☆ 4/5

Black HolesTidal Disruption EventsAstrophysics

Formal & Physical Sciences Astronomy & Cosmology

Gamma-Ray Bursts: The Universe's Most Energetic Explosions - Deline Levine - 07/13/26

Delina Levine

August 28, 2026 25 min

★ ★ ★ ★ ☆ 4/5

Gamma-Ray BurstsAstrophysicsAstronomy

Formal & Physical Sciences Physics

Do Electrons Spin? - Chip Sebens - 08/21/2026

Chip Sebens

August 22, 2026 121 min

★ ★ ★ ★ ☆ 4/5

Electron SpinPhilosophy of PhysicsQuantum Mechanics

Formal & Physical Sciences Astronomy & Cosmology

Mt. Wilson and the Discovery of Galaxies - Jeff Rich - 07/13/26

Jeff Rich

August 14, 2026 22 min

★ ★ ★ ★ ☆ 4/5

Mount WilsonGalaxiesEdwin Hubble

Life & Natural Systems Astronomy & Cosmology

Lunar Geology with an Apollo 17 Astronaut - Harrison Schmitt - 08/04/2026

Harrison Schmitt

August 5, 2026 86 min

★ ★ ★ ★ ☆ 4/5

Lunar GeologyApollo 17Harrison Schmitt

Formal & Physical Sciences Astronomy & Cosmology

Black Holes as Cosmic Fossils - Floor Broekgaarden - 06/17/26

Floor Broekgaarden

July 31, 2026 22 min

★ ★ ★ ★ ☆ 4/5

Black HolesGravitational WavesMassive Stars

Formal & Physical Sciences Space Exploration

The Roman Space Telescope: NASA’s Next Great Observatory - Lee Armus - 07/24/2026

Lee Armus

July 25, 2026 114 min

★ ★ ★ ★ ★ 5/5

Roman Space TelescopeNASAAstrophysics

Formal & Physical Sciences Astronomy & Cosmology

Black Holes, Neutron Stars, and White Dwarfs in Globular Clusters - Kyle Kremer - 06/17/26

Kyle Kremer

July 19, 2026 16 min

★ ★ ★ ★ ☆ 4/5

Globular ClustersBlack HolesStellar Dynamics

Formal & Physical Sciences Astronomy & Cosmology

What We Talk About When We Talk About Aliens - Tom Rice - 06/16/26

Tom Rice

July 10, 2026 22 min

★ ★ ★ ★ ☆ 4/5

AstrobiologySETIInterstellar Objects

Life & Natural Systems Climate & Ecology

Preserving Darkness in an Age of Light - Stephen Hummel - 06/15/26

Stephen Hummel

July 2, 2026 23 min

★ ★ ★ ★ ☆ 4/5

Light PollutionDark SkiesAstronomy

Formal & Physical Sciences Astronomy & Cosmology

Illuminating the “Emptiness” of Space with Radio Beacons - Stella Ocker - 06/26/2026

Stella Ocker

June 27, 2026 123 min

★ ★ ★ ★ ☆ 4/5

Fast Radio BurstsInterstellar MediumIntergalactic Medium

Formal & Physical Sciences Astronomy & Cosmology

Star Formation and Gas Flows in our Galaxy’s Center - Cara Battersby - 06/15/26

Cara Battersby

June 23, 2026 21 min

★ ★ ★ ★ ☆ 4/5

Star FormationGalactic CenterALMA

Formal & Physical Sciences Astronomy & Cosmology

Black Holes, Dark Matter, and AI: Imaging the Hidden Universe - Katie Bouman - 05/29/2026

Katie Bouman

May 30, 2026 120 min

★ ★ ★ ★ ★ 5/5

Black HolesEvent Horizon TelescopeAI Imaging

Applied Sciences & Engineering Space Exploration

Artemis II and the Return of Humans to Deep Space - Sarah Elizabeth McCandless - 04/27/26

Sarah Elizabeth McCandless

May 20, 2026 30 min

★ ★ ★ ★ ☆ 4/5

Artemis IINASAMoon

Applied Sciences & Engineering Space Exploration

LISTER: Why a Lunar Lander Payload Put a Hole in the Moon - Roshan Misra - 04/27/26

Roshan Misra

May 2, 2026 28 min

★ ★ ★ ★ ☆ 4/5

LISTERLunar ExplorationHeat Flow

Formal & Physical Sciences Engineering & Technology

Space Exploration: From the Deserts of Egypt to Saturn's Moon Titan - Charles Elachi - 03/27/2026

Charles Elachi

March 28, 2026 120 min

★ ★ ★ ★ ☆ 4/5

Space ExplorationNASAJPL

Formal & Physical Sciences Astronomy & Cosmology

How the Smallest Galaxies Reveal Dark Matter's Secrets - Sasha Mintz - 03/09/26

Sasha Mintz

March 23, 2026 11 min

★ ★ ★ ★ ☆ 4/5

Dark MatterDwarf GalaxiesCosmology

Formal & Physical Sciences Astronomy & Cosmology

How Jupiter's Moons Became Alien Worlds - Tim Proudkii - 03/09/26

Tim Proudkii

March 13, 2026 22 min

★ ★ ★ ★ ☆ 4/5

JupiterGalilean MoonsPlanetary Science

Formal & Physical Sciences Astronomy & Cosmology

Revealing the Primordial Universe Through Its Oldest Light - W.L. Kimmy Wu - 02/27/2026

W.L. Kimmy Wu

February 28, 2026 116 min

★ ★ ★ ★ ☆ 4/5

Cosmic Microwave BackgroundEarly UniverseCosmology

Humanities, Social Sciences & Thought Engineering & Technology

How You Saved NASA Science and What Happens Next - Jack Kiraly - 02/09/26

Jack Kiraly

February 20, 2026 19 min

★ ★ ★ ★ ☆ 4/5

NASASpace PolicyAdvocacy

Formal & Physical Sciences Astronomy & Cosmology

Studying Exoplanet Atmospheres with Space Telescopes - Tom Greene - 02/09/26

Tom Greene

February 14, 2026 15 min

★ ★ ★ ★ ☆ 4/5

ExoplanetsJWSTPandora

Formal & Physical Sciences Astronomy & Cosmology

How One Man Changed Radio Astronomy Forever - Allison Matthews - 01/12/26

Caltech Astro

January 30, 2026 21 min

★ ★ ★ ★ ☆ 4/5

Radio AstronomyGrote ReberHistory of Science

Formal & Physical Sciences Astronomy & Cosmology

Simulating Galaxies, Stars, Planets, and Giant Black Holes on a Computer - Phil Hopkins - 01/23/2026

Phil Hopkins

January 24, 2026 121 min

★ ★ ★ ★ ☆ 4/5

SimulationsGalaxiesBlack Holes

Formal & Physical Sciences Astronomy & Cosmology

Our Neighboring Supermassive Black Hole and How to Find It - Jesse Han - 01/12/26

Jesse Han

January 16, 2026 15 min

★ ★ ★ ★ ☆ 4/5

Supermassive Black HoleLarge Magellanic CloudHypervelocity Stars

Formal & Physical Sciences Astronomy & Cosmology

Understanding the Sun in our Lab - David Schaffner - 11/17/25

David Schaffner

January 3, 2026 27 min

★ ★ ★ ★ ☆ 4/5

Plasma PhysicsSolar CoronaParker Solar Probe

Formal & Physical Sciences Astronomy & Cosmology

The History of the Solar System - Katherine de Kleer - 12/05/2025

Katherine de Kleer

December 6, 2025 116 min

★ ★ ★ ★ ☆ 4/5

Solar SystemAsteroidsPlanet Formation

Formal & Physical Sciences Physics

Dusty Plasma: From Fusion to the Rings of Saturn - Eva Kostadinova - 11/17/25

Evdokiya Kostadinova

November 22, 2025 24 min

★ ★ ★ ★ ☆ 4/5

Dusty PlasmaPlasma PhysicsFusion

Formal & Physical Sciences Astronomy & Cosmology

Searching for Avatar-like Worlds Around Alpha Centauri A - Aniket Sanghi - 10/27/25

Aniket Sanghi

November 14, 2025 21 min

★ ★ ★ ★ ☆ 4/5

ExoplanetsAlpha CentauriJWST

Formal & Physical Sciences Astronomy & Cosmology

Building the World’s Most Powerful Radio Telescope - Gregg Hallinan - 11/07/2025

Gregg Hallinan

November 8, 2025 117 min

★ ★ ★ ★ ☆ 4/5

Radio AstronomyDSA-2000Telescope

Formal & Physical Sciences Astronomy & Cosmology

How to Find Pandora: Detection of Bodies Outside our Solar System - Katelyn Horstman - 10/27/25

Katelyn Horstman

October 31, 2025 15 min

★ ★ ★ ★ ☆ 4/5

ExoplanetsDirect ImagingExomoons

Formal & Physical Sciences Astronomy & Cosmology

Searching for Near-Earth Objects - Joe Masiero - 10/03/2025

Joe Masiero

October 4, 2025 117 min

★ ★ ★ ★ ☆ 4/5

Near-Earth ObjectsAsteroidsComets

Formal & Physical Sciences Astronomy & Cosmology

People Haven't Thought Enough About Living on Mars - Adam Steltzner - 09/15/2025

Adam Steltzner

September 19, 2025 26 min

★ ★ ★ ★ ☆ 4/5

MarsSpace ExplorationNASA

Life & Natural Systems Engineering & Technology

Exploring Saturn’s Moon Titan with the Dragonfly Mission - Morgan Cable - 08/04/2025

Morgan Cable

September 12, 2025 17 min

★ ★ ★ ★ ☆ 4/5

TitanDragonflyNASA

Formal & Physical Sciences Astronomy & Cosmology

Cosmic Fireworks: How Astronomers Explore the Changing Sky - Sam Rose - 08/22/2025

Sam Rose

August 23, 2025 122 min

★ ★ ★ ★ ☆ 4/5

AstronomyTransientsSupernovae

Formal & Physical Sciences Astronomy & Cosmology

Agujeros Negros y Ondas Gravitacionales - Javier Roulet - 15/08/2025

Javier Roulet

August 16, 2025 122 min

★ ★ ★ ★ ☆ 4/5

Black HolesGravitational WavesLIGO

Formal & Physical Sciences Astronomy & Cosmology

Exploding Stars - David Vartanyan - 08/04/2025

David Vartanyan

August 8, 2025 17 min

★ ★ ★ ★ ☆ 4/5

SupernovaAstrophysicsSimulation