Thread
:
Pair of supermassive black holes discovered on a collision course
View Single Post
#
3
20-07-2019, 03:44 PM
Wavytone
Registered User
Join Date: Jul 2008
Location: Killara, Sydney
Posts: 4,147
Definitely one for LIGO ...
Wavytone
View Public Profile
Find all posts by Wavytone