異星人[iseijin] alien (from another planet)
一つ星[hitotsuboshi] evening star
１等星[ittousei] first-magnitude star
衛星[eisei] satellite
衛星地球局[eiseichikyuukyoku] (satellite) earth station

衛星放送[eiseihousou] satellite broadcasting
火星[kasei] Mars (planet)
火星人[kaseijin] Martian
海王星[kaiousei] Neptune (planet)
巨星[kyosei] giant star

辰年[tatsudoshi] year of the dragon
北辰[hokushin] North-Star
辰巳[tatsumi] southeast
佳辰[kashin] lucky day
星辰[seishin] celestial bodies

辰の刻[tatsunokoku] 8 am
辰の年[tatsunotoshi] the year of the Dragon
誕辰[tanshin] birthday
戊辰[boshin] fifth of the sexagenary cycle