| NASA space capsules | 19 |
| NASA space observatory named for a Renaissance astronomer | 57 |
| NASA space probe | 16 |
| NASA spacecraft that photographs Saturn | 39 |
| NASA spaceplane | 15 |
| NASA spacewalk | 14 |
| NASA spacewalks | 15 |
| NASA spacewalks, in brief | 25 |
| NASA specialties | 16 |
| NASA staffer | 12 |
| NASA structures | 15 |
| NASA subj. | 10 |
| NASA subject | 12 |
| NASA successes | 14 |
| NASA target | 11 |
| NASA thumbs-up | 14 |
| NASA thumbs-ups | 15 |
| NASA transport | 14 |
| NASA vehicle | 12 |
| NASA vehicle name | 17 |
| NASA vehicle's unit | 23 |
| NASA vehicles | 13 |
| NASA waiver | 11 |
| NASA walk | 9 |
| NASA walk, for short | 20 |
| NASA weather satellite | 22 |
| NASA word | 9 |
| NASA worker's degree | 24 |
| NASA worker's enthusiastic cry? | 35 |
| NASA workers' undergrad degrees | 35 |
| NASA workshop? | 14 |
| NASA ___ Research Center | 24 |
| NASA's 'Forget it' | 30 |
| NASA's "all systems gO" | 37 |
| NASA's "Go" | 25 |
| NASA's "not ready" | 32 |
| NASA's Aquarius, e.g. | 25 |
| NASA's Armstrong | 20 |
| NASA's concern | 18 |
| NASA's counterpart across the pond | 38 |
| NASA's creator | 18 |
| NASA's domain | 17 |
| NASA's Eagle, for one | 25 |
| NASA's Eagle, notably | 25 |
| NASA's EOS flagship | 23 |
| NASA's Falcon and Intrepid | 30 |
| NASA's Gemini rocket | 24 |
| NASA's Grissom | 18 |
| NASA's Jet Propulsion Lab partner | 37 |
| NASA's lunar program | 24 |
| NASA's milieu | 17 |
| NASA's moon-landing project | 31 |
| NASA's overseas counterpart | 31 |
| NASA's response to "How's business?" | 54 |
| NASA's Shepard | 18 |
| NASA's Slayton | 18 |
| NASA's Spirit and Opportunity | 33 |
| NASA's Spirit and Opportunity? | 34 |
| NASA's ___ Research Center | 30 |
| NASA, e.g. | 10 |
| NASA, for one | 13 |
| NASA-Armstrong coup | 19 |
| NASA-speak numeral | 18 |
| NASA? | 5 |
| NASAÂ’s ___ Research Center | 30 |
| Nasal | 5 |
| Nasal accent | 12 |
| Nasal airways | 13 |
| Nasal appraisal | 15 |
| Nasal appraisals | 16 |
| Nasal bones | 11 |
| Nasal cavity | 12 |
| Nasal cavity opening | 20 |
| Nasal complaint | 15 |
| Nasal congestion locale | 23 |
| Nasal detections | 16 |
| Nasal divider | 13 |
| Nasal dividers | 14 |
| Nasal dividers (Var.) | 21 |
| Nasal dividers that may be "deviated" | 47 |
| Nasal Drescher | 14 |
| Nasal grunt | 11 |
| Nasal hemorrhages | 17 |
| Nasal hollows | 13 |
| Nasal in tone | 13 |
| Nasal inhalant | 14 |
| Nasal input | 11 |
| Nasal laugh | 11 |
| Nasal membranes | 15 |
| Nasal noise | 11 |
| Nasal nugget | 12 |
| Nasal offense | 13 |
| Nasal offenses | 14 |
| Nasal openings | 14 |
| Nasal partition | 15 |
| Nasal partition: Comb. form | 27 |
| Nasal partitions | 16 |
| Nasal partitions, e.g. | 22 |
| Nasal passage | 13 |
| Nasal passages | 14 |