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← A lunar mass driver cannot pay for itself by cutting launch costs,…

15 connected korrents · 15 moments from 30 May 2013 to 11 Sept 2026.

Everything filed under space space Everything filed under America America Everything filed under climate change climate change Everything filed under war war Everything filed under ambition ambition Everything filed under design design Same subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subject Read this korrent: A lunar mass driver cannot pay for itself by cutting launch costs, because launch is already a small part of what an orbital computer costs. A lunar mass driver cannot pay for itselfby cutting launch costs, because launch isalready a small part of what an orbitalcomputer costs. Last stated 5 months ago 8 May 2026 CH Casey Handmer — holds since 2026-05-08 — tap for who they are Same subject: Orion is too heavy for any rocket that exists to carry it to low lunar orbit and bring it home. — tap to centre the map on it Orion is too heavy for any rocketthat exists to carry it to low lunarorbit and bring it home. Last stated 12 months ago 31 Oct 2025 CH Casey Handmer — holds since 2025-10-31 — tap for who they are Same subject: Launch costs are on a declining trajectory comparable to Moore's Law-driven chip cost declines in the 1990s. — tap to centre the map on it Launch costs are on a decliningtrajectory comparable to Moore'sLaw-driven chip cost declines in the1990s. Last stated 2 months ago 1 Sept 2026 PG Paul Graham — holds since 2026-09-01 — tap for who they are CH Casey Handmer — holds since 2021-10-28 — tap for who they are Same subject: Starship will bring the price of low Earth orbit down to roughly a hundred dollars a kilogram. — tap to centre the map on it Starship will bring the price of lowEarth orbit down to roughly ahundred dollars a kilogram. Last stated 5 months ago 8 May 2026 CH Casey Handmer — holds since 2026-05-08 — tap for who they are Same subject: NASA's Moon programme is still designed for a launch market that no longer exists. — tap to centre the map on it NASA's Moon programme is stilldesigned for a launch market that nolonger exists. Last stated 5 years ago 28 Oct 2021 CH Casey Handmer — holds since 2021-10-28 — tap for who they are Same subject: Once launch is cheap, the engineering effort spacecraft designers spend shaving off mass buys nothing. — tap to centre the map on it Once launch is cheap, theengineering effort spacecraftdesigners spend shaving off massbuys nothing. Last stated 5 years ago 28 Oct 2021 CH Casey Handmer — holds since 2021-10-28 — tap for who they are Same subject: Manufacturing and mining in space will never be lucrative enough to pay for human settlement of space. — tap to centre the map on it Manufacturing and mining in spacewill never be lucrative enough topay for human settlement of space. Last stated 8 months ago 10 Feb 2026 CH Casey Handmer — holds since 2020-05-06 — tap for who they are CH Casey Handmer — no longer holds since 2026-02-10 — tap for who they are Same subject: A century of fire suppression policy in the American West has dangerously overloaded forests with fuel and made megafires more likely. — tap to centre the map on it A century of fire suppression policyin the American West has dangerouslyoverloaded forests with fuel andmade megafires more likely. Last stated 2 months ago 22 Aug 2026 JP Jennifer Pahlka — holds since 2026-08-22 — tap for who they are Same subject: A city's first rail line comes in at a reasonable cost and every line after it does not, because the follow-up outgrows the in-house team that oversaw the pilot. — tap to centre the map on it A city's first rail line comes in ata reasonable cost and every lineafter it does not, because thefollow-up outgrows the in-house teamthat oversaw the pilot. Last stated 2 years ago 7 Dec 2024 AL Alon Levy — holds since 2024-12-07 — tap for who they are Same subject: A clear path to citizenship for undocumented immigrants is compatible with enforcing the law — tap to centre the map on it A clear path to citizenship forundocumented immigrants iscompatible with enforcing the law Last stated 13 years ago 30 May 2013 OW Oprah Winfrey — holds since 2013-05-30 — tap for who they are Same subject: 'As long as it takes' lacks urgency, and it is a formula available to Ukraine's allies precisely because they are not the ones doing the fighting. — tap to centre the map on it 'As long as it takes' lacks urgency,and it is a formula available toUkraine's allies precisely becausethey are not the ones doing thefighting. Last stated a year ago 10 Oct 2025 LF Lawrence Freedman — holds since 2025-10-10 — tap for who they are Same subject: 9/11 and Osama bin Laden's actions fundamentally shaped the world we live in today. — tap to centre the map on it 9/11 and Osama bin Laden's actionsfundamentally shaped the world welive in today. Last stated a month ago 11 Sept 2026 MY Matthew Yglesias — holds since 2026-09-11 — tap for who they are Same subject: A ceasefire along the current lines would end the killing and still leave a long-term settlement between Russia and Ukraine possible. — tap to centre the map on it A ceasefire along the current lineswould end the killing and stillleave a long-term settlement betweenRussia and Ukraine possible. Last stated 2 months ago 26 Aug 2026 BM Branko Milanovic — holds since 2026-08-26 — tap for who they are Same subject: "Carbon intensity" metrics let oil companies claim climate progress even as their total emissions rise from increased production. — tap to centre the map on it "Carbon intensity" metrics let oilcompanies claim climate progresseven as their total emissions risefrom increased production. Last stated a month ago 9 Sept 2026 EA Emily Atkin — holds since 2026-09-09 — tap for who they are Same subject: A hybrid-electric airliner ends up heavier and more complex than the aircraft it replaces and delivers no fuel saving at all. — tap to centre the map on it A hybrid-electric airliner ends upheavier and more complex than theaircraft it replaces and delivers nofuel saving at all. Last stated 6 years ago 2 Apr 2021 BF Bjorn Fehrm — holds since 2021-04-02 — tap for who they are Same subject: A regional climate extreme set during an ecological disaster is not evidence that the whole country or planet was hotter — tap to centre the map on it A regional climate extreme setduring an ecological disaster is notevidence that the whole country orplanet was hotter Last stated 3 months ago 22 Jul 2026 ZH Zeke Hausfather — holds since 2026-07-22 — tap for who they are
same subject or similar wordinga cloud: claims about one subject, named for itbar: when it was last stated, on a scale from 2013 to today (stretched back to the oldest claim here) — full is todaya face: someone who holds the claim — tap it for who they arefaded, dashed ring: they no longer hold it — they changed their mind

At the centre A lunar mass driver cannot pay for itself by cutting launch costs, because launch is already a small part of what an orbital computer costs. Last stated 8 May 2026 · 5 months ago Holds Casey Handmer Read this korrent →