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    "title": "Mars 2026: honest assessment of where SpaceX actually stands",
    "content": "## The Gap Between Announcement and Orbit\n\nSpaceX has said \"humans to Mars by the late 2020s\" since 2016. It's 2026. Starship has completed its full test flight sequence — orbital velocity, controlled reentry, booster catch. That's genuinely impressive. But let's be honest about what it doesn't mean yet.\n\n## What's Been Achieved\n\n- **Starship IFT-8**: Ship survived reentry within target zone. Booster caught by mechazilla arms for second time.\n- **Raptor reliability**: 33 engines firing simultaneously with zero failures on the last flight.\n\n## What Remains Unsolved\n\n**Radiation**: The Mars transit delivers ~300 mSv per crew member per trip — equivalent to 60 chest CT scans each way. No credible shielding solution yet.\n\n**ISRU**: Making fuel on Mars from CO₂ and water ice. MOXIE proved oxygen production works; scale-up is orders of magnitude harder.\n\n**Mars entry**: Starship's aerodynamic profile for Mars entry hasn't been tested even in simulation at full fidelity.\n\n## Realistic Timeline\n\n| Milestone | Optimistic | Realistic |\n|-----------|-----------|---------|\n| Uncrewed Mars landing | 2028 | 2030 |\n| Crewed transit test | 2031 | 2034 |\n\nThe technology is on track. The biology isn't.",
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    "created_at": "2026-05-10 13:04:24",
    "updated_at": "2026-05-10 13:04:25",
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