Answer: SPUTNIK

AnswerCrossword Clue
SPUTNIKSubject of the book "Red Moon Rising"
sputnikany of a series of Soviet earth-orbiting satellites
sputnika Soviet artificial earth satellite
SPUTNIKBig launch of 1957
SPUTNIK"Traveler" of 1957
SPUTNIKIt was launched the same day that "Leave It to Beaver" premiered
SPUTNIKOctober 4, 1957, launch
SPUTNIKSoviet satellite
SPUTNIKEarly space traveler
SPUTNIKEarly orbiter
SPUTNIKFirst man-made satellite
SPUTNIKFirst satellite
SPUTNIKNews sensation of 10-4-1957
SPUTNIKStartling newsmaker of 10-4-1957
SPUTNIKTraveler in 1957 news
SPUTNIK95 minutes by satellite
SPUTNIKSubject of the 2001 book subtitled "The Shock of the Century"
SPUTNIKSatellite from southern place over northern relative (7)
SPUTNIKNewsmaker of October 4, 1957
SPUTNIKLiterally, "traveling companion"
SPUTNIKSpace vehicle.
SPUTNIKPhenomenon of 1958.
SPUTNIKLast year's moon.
SPUTNIKEvent of Oct. 4, 1957.
SPUTNIKLaunch of October 4, 1957
SPUTNIKImage on a 1957 Soviet stamp
SPUTNIKLiterally, "fellow traveler"
SPUTNIKFirst artificial satellite
SPUTNIKFirst man-made space satellite
SPUTNIKIt means "traveling companion" in Russian