pull, collide, fly off, rotate, cycle, streak, drift, fluctuate, eclipse, trace, circle, spin, revolve, loop, spin off, pass, turn, span, wheel around, orbit, oscillate, gravitate, circumnavigate, expand, cluster, circuit, pulse, recede, accelerate, decelerate, transit, wobble, precess, occult, implode, rush
blast, fly off, discharge, spew, fume, fuse, sear, convert, rocket, surface, bond, diffuse, radiate, shine, emit, explode, emanate, spin off, gravitate, expand, rain, give off, beam, ignite, climax, elapse, collapse, implode, cloud, engulf, magnetize, coalesce, oxidize, aggregate, originate, fission, ionize, disperse, synthesize
struggle, thrust, poke, arc, shoot, ripple, drop, rise, rotate, stab, set, sear, die, climb, streak, fade, glisten, darken, wane, ebb, glow, lighten, radiate, glitter, glint, eclipse, flare, gleam, shine, emit, brighten, illuminate, burn, light, dim, pale, circle, revolve, loop, span, orbit, give off, appear (in the night sky), sink, vanish, disappear, spill (light), grow dim, shed (layers of gas), convert (rotational energy)
push, arc, settle, drop, rise, rotate, set, climb, bathe, fade, wax, wane, ebb, glow, lighten, eclipse, emit, brighten, light, pale, circle, revolve, orbit, sink, vanish, disappear, spill (light), grow dim, pull (on the tides), struggle (through clouds), peek (through clouds), reflect (the sun's light), illuminate (the night sky)
gauge, measure, model, conjecture, speculate, theorize, study, investigate, observe, discover, trace, classify, record, study (celestial bodies), discover (pulsars), measure (distance/speed), analyze (data), detect (x-ray pulses), research, describe (phenomena in the sky), build (instruments that analyze phenomena in the sky), operate (observatory), scan (the sky), calculate, estimate, predict, compute, date, hypothesize, postulate, carbon-date, explore (space), examine (data)