3 ms·
> “We calculate that there should be more than a trillion stars in the observable universe moving at velocities of more than a tenth the speed of light,” says L
by bjornsing 12y ago
> “We calculate that there should be more than a trillion stars in the observable universe moving at velocities of more than a tenth the speed of light,” says Loeb.
But wouldn't they be extremely easy to detect experimentally (through red/blue shift a.k.a. doppler)? I'm a bit puzzled why this sounds purely theoretical...
- thisjepisje 12y agoTrillion: 10^12 Number of stars in observable universe: 10^22 to 10^24
- rajacombinator 12y agoThat is pretty mind blowing.
- cecilpl 12y agoBecause at these distances we can't actually detect their photons with our most powerful telescopes - we can barely see galaxies.