As Respondent Charles Hornbostel Explained, “With Human Exploration of Mars Expected No Earlier Than the 2025-30 Time Frame, It Is Reasonable to Expect Humans Will Not Have Reached the Orbits of Neptune and Pluto by Century’s End, Barring Any Breakthroughs in Exotic Propulsion Technology. ”
How to Find a Habitable Planet
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★ Key Takeaways
As Respondent Charles Hornbostel Explained, “With Human Exploration of Mars Expected No Earlier Than the 2025-30 Time Frame, It Is Reasonable to Expect Humans Will Not Have Reached the Orbits of Neptune and Pluto by Century’s End, Barring Any Breakthroughs in Exotic Propulsion Technology. ”
Direct Answer • Key Takeaway