Guild Wars 2 - Astralaria IV: The Cosmos

If you are looking for some specific pieces, use those links to jump:

Celestial Cartographer's Gear - 0:00:00
Sextant - 0:00:26
Astrolabe - 0:00:55
Incomplete Star Charts - 0:01:58
Star Charter's Bag - 0:04:29
Weighted Golem Cube - 0:04:35
Counterweighting Mechanism - 0:05:38
Dredge Cogs - 0:05:43
Magnification Lens - 0:07:06
Hollow Saurian Bone - 0:08:33
Ancient Charting Device - 0:09:11
Ancient Planetarium Slide - 0:09:50
Finely Tuned Watchwork Mechanism - 0:10:38
Flawless Ancient Karka Husk - 0:10:43
Krait Oil - 0:11:53
Swamp-Cured Leather - 0:13:23
Soft Fur - 0:13:50
Ogden's Notes - 0:16:52
Tuning Instruments - 0:17:49
Watchwork Pivots - 0:22:46
Tyrian Constellation Almanac - 0:23:28
Human Constellation Chapter - 0:23:46
Star Chart- Eye of Grenth - 0:23:59
Star Chart- Gnarl of Melandru - 0:25:48
Star Chart- Hounds of Balthazar - 0:28:47
Star Chart- Kormir's Scales of Order - 0:30:29
Charr Constellation Chapter - 0:31:12
Star Chart- Cauldron - 0:31:26
Star Chart- Unnamed Soldier - 0:31:49
Star Chart- Siege Devourer - 0:34:12
Star Chart- Claw of the Khan-Ur - 0:34:47
Norn Constellation Chapter - 0:38:21
Star Chart- Great Spirit Bear - 0:38:32
Star Chart- Great Spirit Raven - 0:38:48
Star Chart- Great Spirit Wolf - 0:43:14
Star Chart- Great Spirit Snow Leopard - 0:45:43
Cosmic Power - 0:47:58
Magic of the Elder Dragons - 0:48:08
Zhaitan's Magic - 0:48:17
Jormag's Magic - 0:48:45
Kralkatorrik's Magic - 0:49:49
Mordremoth's Magic - 0:50:26
Power of the Ley Lines - 0:50:50
Ley-Line Hub Energy - 0:51:01
Ley-Line Stream Energy - 0:53:31
Exalted Energy - 0:55:14
Ley-Line Font Energy - 0:58:39
Energy of the Mists - 0:59:24
Whisper of Jade Wind - 0:59:34
Memory of the Ages - 1:00:02
Echo of the Foefire - 1:00:35
Tomb of the Primeval Kings Fragment - 1:01:23
Astralaria Vol. 4 - 1:02:54

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