P3Y-294
From The Stargate Omnipedia
Planet which became subject to the subterfuge of the rogue N.I.D. team during their rampage throughout the galaxy, snatching alien technology. While stealing a powerful beam weapon from the people of this world, Colonel Shawn Grieves turned the weapon on his pursuers, killing all three. The S.G.C. returned the device to its proper owners. But because of the murderous act, the government of P3Y-294 severed ties with Earth.
DETAILS
HOME TO - People of P3Y-294
FIRST APPEARED - N/A
KEY EPISODE
The Sentinel - Hammond reports that the government of P3Y-294 has chosen to discontinue all contact with the S.G.C. and Earth, despite an apology for the loss of innocent lives.