The Sunday Crossword No 3066, Sunday 22 Sep 2019

This puzzle appeared in The Everyman on 21 Jul 2019 as a special to commemorate the Golden Jubilee of the Moon landing

ACROSS
1   Astronaut Glenn aims to re-enter extremely dramatically (4,9) NEIL ARMSTRONG {GLENN+AIMS+TO+Re...eR}*
10 Horse beset by frantic one with spur (3,2) EGG ON {E{GG}ON*}
11 Buzz notably with anaesthetic to suppress (6,3) NUMBER TWO {NUMBER}{T{W}O}
12 Overcoming resistance, president conducted cosmic expedition's starting points and departure (9) ABERRANCE {ABE}{R}{RAN}{Co...c}{Ex...n}
13 Nationalist wanting moon landing: adventure primarily requiring money (5) MOOLA {MOOn}{La...g}{Ad...e}
14 Earth gets horrendously toxic article, matter from afar (7) EXOTICA {E}{TOXIC*}{A}
16 People going into space? (7) ROOMFUL [CD?]
18 Immediately, Soviet leader subdued with worry: 'This is not rocket science!?' (2,5) NO SWEAT {NO{So...t}W}{EAT}
20 Niçoise ingredient? (7) CEDILLA Definition by example
22 In conclusion, this setter has to improve (5) EMEND {E{ME}ND}
24 'Ready to go off!?' 'Ready to go off.' 'Nonsense!' (9) POPPYCOCK {POPPY}{COCK}
26 Showed up with spots, ruby-red essentially: unlikely to take a selfie (6-3) CAMERA-SHY {CAME}{RASH}{rubYred}
27 Early on, 1 recalled being in space (5) ALIEN {NEIL Ar...g <=}
28 Small step among alien surroundings at first: it diverted a generation (5,8) SPACE INVADERS {S}{PACE} {IN}{VADER}{Su...g} (Addendum - {S}{PACE} {INVADER}{Su...g} - See comments)

DOWN
2   Painter returning from greengrocer gleefully (2,5) EL GRECO [T<=]
3   Mentally derail nut with influence of the moon (5,4) LUNAR TIDE*
4   Enter at speed and arrest (3,2) RUN IN [DD]
5   'Balanced' lunatic emits cry about first sign of moon (9) SYMMETRIC {EMITS+CRY}* over {Moon}
6   Space, they say, is cold (5) RHEUM (~room)
7   Put heads together for veggie dish (3,4) NUT LOAF {NUT}{LOAF} Anno pending See comments
8, 9 Pinnacle: men of America walked out with message from 1 (2,4,2,5,3,3,7) WE CAME IN PEACE FOR ALL MANKIND*
9   See 8
15 Contrary and tense, I assembled hors d'œuvres (9) ANTIPASTI {ANTI}{PAST}{I}
17 Visiting the moon – or returned from journey? (2,3,4) ON DRY LAND [DD]
19 Dim son to join forces (5,2) STEAM UP {S}{TEAM UP}
21 More bananas or more nuts? (7) LOONIER [CD]
23 Architectural order seen in sand or ice (5) DORIC [T]
25 Sky etc originally passed at Yuri's tremendous velocity (3,2) PAY TV Acrostic

Reference List
Horse = GG, With = W, Resistance = R, Nationalist = N, Earth = E, Small = S, Son = S

GRID