[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-C2-1638":3},{"preview":4,"open":14,"missing":37},{"id":5,"number":6,"total":7,"level":8,"course":9,"activity":10,"discriminator":11,"title":12,"slug":13,"instructions":14,"excerpt":15,"prompts":16,"lock":19,"access":20,"updated":21,"previous_id":22,"next_id":23,"previous":24,"next":28,"first":32},1638,63,70,"C2","reading","multiple_matching","reading_multiple_matching","Celestial Mechanics","celestial-mechanics",null,"Pulsars, the rapidly rotating magnetised remnants of massive stars that have undergone gravitational collapse, emit collimated beams of electromagnetic radiation from their magnetic poles - beams that, owing to the misalignment of the magnetic and rotational axes, sweep across the observer's line of sight with a…",[17,18],"Which stellar remnant was initially mistaken by its discoverers for a possible signal of intelligent extraterrestrial origin?","Which stellar remnant's interior is theorised to contain phases of matter so exotic that they remain beyond the reach of current observational technology?","login","pro","2026-10-02T14:14:49",1637,1639,{"id":22,"number":25,"title":26,"slug":27},62,"Ink and Empire","ink-and-empire",{"id":23,"number":29,"title":30,"slug":31},64,"Fermented Worlds","fermented-worlds",{"id":33,"number":34,"title":35,"slug":36},1576,1,"The Art of Saying","the-art-of-saying",false]