AKA: NGC 104, 47 Tuc
Class: Globular Cluster
Distance: 1.58e+17 km (16700 ly)
Discovered: 1751
by Nicolas Louis de Lacaille, its southern location having hidden it from European observers until then.
About 120 ly across.
About 10 billion years old.
The 2nd brightest globular cluster in the sky after Omega Centauri.
One of the most massive globular clusters in the Galaxy, containing millions of stars.
The dense core contains a number of exotic stars of scientific interest.