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All 81 in-depth explainers across every Elon Musk venture, sourced and written for anyone. Search, or jump to a company.
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Tesla26 explainers
Launched
4680 Battery Cell
Tesla's larger tabless cylindrical cell, built to cut battery cost.
Launched
Affordable Model
Tesla's affordable car arrived as a de-contented Standard trim.
In Development
Tesla AI Inference Chips
Tesla's custom in-car silicon that runs Full Self-Driving locally.
Launched
Autobidder
Tesla's software that bids stored battery energy into live electricity markets.
Launched
Autopilot
Tesla's camera-based driver-assistance software, still Level 2 in 2026.
In Development
Cybercab
Tesla's two-seat robotaxi with no steering wheel and no pedals.
Launched
Cybertruck
Tesla's electric pickup with a stainless-steel exoskeleton body.
Launched
Full Self-Driving
Tesla's $99-a-month driver-assistance software that still needs a human.
Launched
Gigafactories
Tesla's giant battery and vehicle plants, built for mass-market scale
Launched
Megapack
Tesla's factory-built, utility-scale battery for storing renewable power.
Launched
Model 3
Tesla's affordable long-range electric sedan, and the car that scaled the company.
Retired
Model S
The luxury electric sedan that turned Tesla into a real carmaker.
Retired
Model X
Tesla's falcon-wing electric SUV, now bound for an honorable 2026 discharge.
Launched
Model Y
Tesla's mainstream electric crossover, the world's best-selling vehicle
In Development
Optimus
Tesla's general purpose humanoid robot, built to take over unsafe, repetitive work.
Retired
Powerpack
Tesla's first utility-scale battery for storing solar and wind power.
Launched
Powerwall
Tesla's home battery that stores solar power and outlasts grid blackouts
In Development
Roadster (next generation)
Tesla's electric two-seater claiming 1.9 seconds to 60 mph.
Retired
Roadster
Tesla's first car, a fast electric two-seater that proved EVs could sell.
Launched
Robotaxi Network
App-summoned driverless Teslas that undercut Uber, Lyft, and Waymo on price.
In Development
Robovan
Tesla's wheel-less concept van built to carry up to 20 people.
In Development
Tesla Semi
Tesla's battery-electric heavy truck for long-haul freight.
Launched
Solar Roof
Tesla's glass-tile roof that looks like slate and makes electricity.
Launched
Supercharger Network
Tesla's in-house fast-charging network for electric cars.
Launched
Tesla Insurance
Tesla's in-house auto insurance priced on how you actually drive.
Launched
Tesla Solar
Tesla's home solar business, now an attach to Powerwall storage.
SpaceX25 explainers
Launched
Colossus 1
The Memphis supercomputer xAI built in 122 days to train Grok.
Launched
Colossus 2
xAI's Memphis supercomputer, the world's first gigawatt AI training cluster.
Launched
Crew Dragon
SpaceX's reusable, self-docking capsule that carries crews to orbit.
Launched
Starlink Direct to Cell
Satellite service giving ordinary 4G phones a signal where no tower exists.
Launched
Dragon
The reusable capsule that returned U.S. astronauts to orbit
Retired
Falcon 1
SpaceX's first rocket, the first private liquid-fueled launcher to reach orbit.
Launched
Falcon 9
SpaceX's partially reusable rocket and the workhorse of modern spaceflight.
Launched
Falcon Heavy
SpaceX's super heavy-lift rocket, three Falcon 9 cores and 27 engines
Launched
Grok
Elon Musk's xAI chatbot, now a SpaceX subsidiary.
Launched
Grokipedia
An AI-generated encyclopedia from xAI, pitched as a Wikipedia alternative.
In Development
MACROHARD
Elon Musk's project to run a software firm entirely with AI agents.
In Development
Making Life Multiplanetary
Inside Starship, the fully reusable rocket built to put a self-sustaining city on Mars, and why Elon Musk treats it as civilization's backup drive.
Launched
Merlin Engine
The simple, in-house engine powering SpaceX's Falcon 9.
Retired
Polaris Program
Privately funded SpaceX missions that flew higher than Apollo-era crews.
Launched
Raptor Engine
SpaceX's reusable methane engine that powers Starship.
Launched
SpaceX IPO
SpaceX goes public at roughly $1.78 trillion, founder control intact.
In Development
Starbase
SpaceX's Texas rocket factory, launch site, and self-governed city.
Launched
Starlink
How a swarm of small satellites turned a clear view of the sky into a broadband connection almost anywhere on Earth.
Launched
Starshield
SpaceX's government-only satellite network for secure military and intelligence work.
In Development
Starship HLS
SpaceX's 50-meter lunar lander for NASA's Artemis Moon landings.
In Development
Starship
How SpaceX's 121-meter super heavy-lift vehicle, the most powerful rocket ever built, aims to make space cheap enough to settle another planet.
In Development
Super Heavy
SpaceX's giant Starship first stage, caught by tower arms and reflown.
In Development
TERAFAB
Tesla and SpaceX's bid to fabricate their own AI chips in-house.
Launched
X
The app fusing social media, payments, messaging, and AI.
Launched
X Money
The in-app wallet and payments layer Elon Musk built into X.
Neuralink5 explainers
In Development
Blindsight
Neuralink's brain implant aiming to restore basic vision.
In Development
N1 Implant
Neuralink's coin-sized brain implant lets paralyzed people control a computer by thought.
In Development
PRIME Study
Neuralink's first-in-human trial of a thought-controlled brain implant for paralysis
In Development
R1 Surgical Robot
Neuralink's robot that stitches electrode threads into the human brain
In Development
Telepathy
A brain implant that lets people with paralysis control devices by thought
The Boring Company4 explainers
Retired
Hawthorne Test Tunnel
The Boring Company's first tunnel, a cheap proof-of-concept beneath Hawthorne, California.
In Development
Hyperloop
The 760 mph transport idea Elon Musk published free and never built.
In Development
Prufrock
The Boring Company's machine built to dig tunnels fast and cheap.
Launched
Las Vegas Loop
An underground transit system of Teslas riding through tunnels under Vegas.
Government3 explainers
Key Ideas9 explainers
Launched
Capital Allocation
How each Elon Musk venture funds the next ambition
Launched
First Principles Thinking
Breaking a problem down to fundamental truths, then reasoning up.
Launched
Free Speech
Why he treats open debate as civic infrastructure worth owning.
Launched
Government Efficiency
Zero-base and audit federal programs to cut waste
Launched
Population Collapse
His claim that too few babies, not too many, threatens civilization.
Launched
Accelerating the Sustainable Energy Transition
Speed the shift from fossil fuels to solar, batteries, and electric transport
Launched
The Algorithm
Question, delete, simplify, accelerate, automate, run in that order
Launched
The Idiot Index
The cost of a finished part divided by its raw materials
Launched
Vertical Integration
Making the hard parts in-house instead of buying them.
Personal Life9 explainers
The Year It Almost All Ended
Divorce, a third rocket failure, and Tesla hours from bankruptcy, all in one year, ended with a Christmas Eve rescue.
Telling the World About His Asperger's
Hosting a live comedy show, he told millions he has Asperger's, and framed his wiring as an advantage.
Blastar
At twelve, Elon Musk taught himself to code and sold his first video game for about $500.
Leaving South Africa at 17
At seventeen he left home alone, took the worst jobs he could find, and bet on reaching America.
The Malaria That Nearly Killed Him
A delayed honeymoon nearly ended his life, and left him with a grim rule about taking time off.
The Uninsured McLaren Crash
He spent his first fortune on one of the rarest cars on Earth, then wrecked it, with no insurance and an investor riding shotgun.
I Will Own No House
In 2020 he pledged to sell almost everything he owned and hold no home, pointing his money at Mars instead of mansions.
Fired on His Honeymoon
The board replaced him as chief executive while he flew overseas. He kept his shares, and they funded what came next.
Growing Up in Pretoria
A bookish, badly bullied boy in South Africa who read to escape and came out relentless.
Related: Explore all · Glossary · State of Elon