Class G stars were the type of star that was most likely hospitable to Earth-type planets. * The Barnett System contained a class G9 star. (HH3) * The Basilisk System contained a class G5 star. (HH2) * The trinary Cerberus System contained a class G3 star (Cerberus-B). (HH8) * The Lovat System contained a class G6 star. (HH11) * The Lynx System contained a class G2 star. (HH10) * The binary Manticore System contained a class G0 star (Manticore-A) and a class G2 star (Manticore-B). (HH1) * The Marsh System contained a class G6 star. (HH10) * The Mesa System contained a class G2 star (CS2) * The Minette System contained a class G3 star. (HH5) * The Monica System contained a class G3 star. (SI2) * The Nightingale System contained a class G3 star. (HH5