| NATURALGAS | US city routine adopted by US astronomer turning up fuel |
| DERV | Clap about engineers turning up fuel (4) |
| SATURN | Routine adopted by reduced space agency upheld type of rocket (6) |
| ESPADRILLE | Bath routine adopted by swimmer taking off left shoe |
| PROTEM | Habitual routine adopted by PM for the time being (3,3) |
| AMALTHEA | Moon of Jupiter, discovered by US astronomer Edward Emerson Barnard in 1892 (8) |
| PHOEBE | Satellite of Saturn, discovered by US astronomer William Henry Pickering in 1899 (6) |
| LHASA | Asian city has to be adopted by US city |
| DEIMOS | Smaller and outermost of the two moons of Mars, discovered by US astronomer Asaph Hall in 1877 (6) |
| ELARA | Eighth-largest moon of Jupiter, discovered by US astronomer Charles Dillon Perrine in 1905 (5) |
| LYSITHEA | Moon of Jupiter discovered by US astronomer Seth Barnes Nicholson in 1938, later named after an Oceanid and lover of Zeus (8) |
| FLAWED | Faulty regulation adopted by US agent |
| NEBULOUS | Vague and murky blue adopted by us for Christian Dior (8) |
| AUTHORS | A Norse legend adopted by US storytellers (7) |
| VIGOROUS | Energetic team game adopted by America (8) |
| PETREL | Picked up fuel, one seen in flight overseas (6) |
| DEVELOPED | Picked up fuel, having run out, and made off |
| MADAGASCAR | Around the bend, a vehicle picking up fuel for island (10) |
| MADASHELL | Comedian Hills sent up fuel company on satire show (3,2,4) |
| UNGRATEFUL | Thankless, you tore up fuel grant (10) |
