Musk Calls Sun a Free Fusion Reactor as Tesla Energy Revenue Hits $3.1B

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Elon Musk used his X account on September 11, 2026, to call the sun "an enormous, free fusion reactor in the sky" and dismiss terrestrial fusion as "pet science projects," predicting solar will eventually round up to 100% of energy harnessed. The post drew 33.2 million views and restates the philosophical spine of Tesla's energy strategy, which showed up in the numbers: the Energy Generation and Storage segment posted Q2 2026 revenue of $3.139 billion, up 13% year over year, with storage deployments of 13.5 GWh, a 41% YoY jump. CFO Vaibhav Taneja said the energy business should normalize at a gross margin rate in the mid to low 20% range after gross margin compressed from 39.5% to 20.4%, partly on a $240 million warranty true-up and lapsed tariff benefits. Musk is pairing the vision with capital: Taneja said capital expenditures this year will exceed $25 billion and are expected to grow for the next two or three years across solar manufacturing, Megapack production, semiconductor fabs and AI compute, backed by debt facilities of up to $30 billion. The buildout is already weighing on results, with Q2 2026 capex of $5.789 billion, up 141.8% YoY, operating income down 56.9% to $398 million, free cash flow at negative $1.092 billion, and non-GAAP EPS of $0.33 missing the $0.54 consensus, while the EIA's Annual Energy Outlook 2026 baseline projects solar at roughly 20% of U.S. generation by 2050.

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Energy Transition & Power Demand · 1 stocks
Tesla Inc
TSLA
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Q2 2026 energy revenue up 13% to $3.139B but EPS of $0.33 missed $0.54 consensus, operating income down 56.9%, and capex to exceed $25B with negative free cash flow.

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