# Will self-sustaining space communities be established before a catastrophe forecloses the… by Martin Rees > "Will self-sustaining space communities be established before a catastrophe forecloses the prospect forever?" > **— Martin Rees**, *Space-survival writings, compressed candidate wording* Verification Status: Unverified — exact wording/source has not yet been independently confirmed against a primary source; source clue: Space-survival writings, compressed candidate wording.