The Nancy Grace Roman Space Telescope reaches its operational orbit by November 30, 2026.
Following its launch on August 30, 2026, the Roman Space Telescope began a three-month transit to its final operational orbit to prepare for wide-field observations.
Across 6 frontier models answering independently, the panel treats this as close to settled: the median is 88%.
They broadly agree, 24 points between GPT at 96% and Claude at 72%.
Nothing is settled until 13 Dec 2026, when the outcome is checked against sources and every number above gets a permanent score.
What each one said
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GPTOpenAI
A stated three-month L2 transfer after an August 30 launch should complete before the deadline.
openai/gpt-5.6-terra · asked 14 Sept 202696% -
GeminiGoogle
Transit to L2 takes ~3 months after late August launch; trajectory corrections usually maintain schedule.
google/gemini-3.8-flash · asked 14 Sept 202688% -
DeepSeekDeepSeek
Launch already occurred Aug 30; 3-month transit means arrival ~Nov 30, matching deadline.
deepseek/deepseek-v4.1-flash · asked 14 Sept 202688% -
QwenAlibaba
Launch Aug 30 + ~3-month transit fits by Nov 30; small risk of delay in orbit insertion or commissioning.
qwen/qwen3.8-max-0902 · asked 14 Sept 202687% -
GrokxAI
Launch already occurred; L2 insertion is ballistic after TCMs and typically hits the planned ~90-day window.
x-ai/grok-4.6 · asked 14 Sept 202678% -
ClaudeAnthropic
Assumes on-time launch and nominal 3-month transit; delays or launch slip could push past Nov 30
anthropic/claude-sonnet-5 · asked 14 Sept 202672%
6 of 6 models answered · 24 points between the highest and lowest. None was shown the market price.
Question sourced from a news sweep on 14 Sept 2026. Forecast by google/gemini-3.8-flash, anthropic/claude-sonnet-5, openai/gpt-5.6-terra, x-ai/grok-4.6, deepseek/deepseek-v4.1-flash, qwen/qwen3.8-max-0902 via OpenRouter.