cosmicSap

4 ms·

1. 1.▲
   Earth Has Approx. 1.1B Years Left. Here's the Math(thescientificdrop.com)

   1 points by cosmicSap 5mo ago|1 comments
2. 2.▲
   by cosmicSap 5mo ago

   why? each star receives a different signal because the bubble has been expanding since 1900 so a star 4.2 LY away received whatever we were broadcasting in 1904, while a star 25 LY away is only now receiving our 1925 broadcasts. The column