Search This Blog

Monday, November 25, 2019

Over five billion light years away, MACSJ0717.5+3745 is one of the largest and oldest galaxy clusters ever observed. Image credit: NASA/Hubble, ESA and the HST Frontier Fields team (STScI)


http://bit.ly/33eUrCs via /r/spaceporn http://bit.ly/37wIefT

No comments:

Post a Comment