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550W（sky·忆）

Joined: Apr 11, 2024

Last seen: Yesterday at 10:54 PM

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- 550W（sky·忆） replied to the thread Basic Error: The accelerating Universe conclusion - reason.
  
  lLate greeting: Merry Christmas
  
  Yesterday at 10:43 PM
- 550W（sky·忆） reacted to billslugg's post in the thread Question Humans 11th Successful Asteroid Impact Warning with Like.
  
  The probability of an asteroid is very small but must be protected against. Only by knowing their exact orbits can we make plans. We...
  
  Yesterday at 10:36 PM
- 550W（sky·忆） replied to the thread Question black holes.
  
  I had a bold idea that in the next 50 to 150 years we might be able to send detectors to black holes.:cool:
  
  Dec 6, 2024
- 550W（sky·忆） replied to the thread Question Humans 11th Successful Asteroid Impact Warning.
  
  Do we really need early warning of asteroid impacts? Is there a high probability that Earth will encounter an asteroid in space? If one...
  
  Dec 6, 2024
- 550W（sky·忆） replied to the thread Question Humans 11th Successful Asteroid Impact Warning.
  
  Based on global observations compiled by the International Small Planet Center, the Purple Mountain Observatory predicts an entry time...
  
  Dec 6, 2024
- 550W（sky·忆） posted the thread Question Humans 11th Successful Asteroid Impact Warning in Astronomy.
  
  China successfully warned of asteroid impact, so far no impact on Earth, what happens next depends on the latest news
  
  Dec 6, 2024
- 550W（sky·忆） replied to the thread The smell of outer space.
  
  Could it be the smell of stars burning?
  
  Oct 22, 2024
- 550W（sky·忆） reacted to JBUMAerospace's post in the thread The smell of outer space with Like.
  
  I have read numerous accounts by astronauts who say that there is a distinct "gunpowder" smell to space. I believe the Apollo astronauts...
  
  Oct 22, 2024
- 550W（sky·忆） reacted to E.B.E1's post in the thread Unique New Ideas about Black Holes or Black Spheres as I call them with Like.
  
  i agree with your assessment of dark spheres being perfectly round and an object entering the event horizon could possibly fly through...
  
  Oct 22, 2024
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