Technology, Aviation & Spaceflight Journalist (BBC Future, Economist, NewScientist, TechReview, Guardian, Telegraph, SundayTimes). Ex NewScientist Tech Editor.

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@PaulMarks12 — 4,325 followers, 10,874 tweets

This is the 1-metre glitterball RocketLab quietly launched a coupla months back... 
No. Experts say if it hits a propellant tank or shatters the structure it risks creating more pieces of space debris than it might deorbit. Also, it’s a one-shot device and so of questionable value as 4000-satellite megaconstellations beckon. 
RT @Marco_Langbroek: My current estimate for the #reentry of #Tiangong1: April 1 +- 4 days. There is a ~5.5-day periodicity variation i…
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