ActivityPub Viewer

A small tool to view real-world ActivityPub objects as JSON! Enter a URL or username from Mastodon or a similar service below, and we'll send a request with the right Accept header to the server to view the underlying object.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "Hashtag": "as:Hashtag" } ], "id": "https://spacey.space/users/spaceflight/statuses/114358711530691146", "type": "Note", "summary": null, "inReplyTo": "https://spacey.space/users/spaceflight/statuses/114358444987368384", "published": "2025-04-18T11:24:16Z", "url": "https://spacey.space/@spaceflight/114358711530691146", "attributedTo": "https://spacey.space/users/spaceflight", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://spacey.space/users/spaceflight/followers" ], "sensitive": false, "atomUri": "https://spacey.space/users/spaceflight/statuses/114358711530691146", "inReplyToAtomUri": "https://spacey.space/users/spaceflight/statuses/114358444987368384", "conversation": "tag:spacey.space,2024-06-12:objectId=15403694:objectType=Conversation", "content": "<p>The time of travel to <a href=\"https://spacey.space/tags/Mars\" class=\"mention hashtag\" rel=\"tag\">#<span>Mars</span></a> can be reduced from nine months ⏳ to about four months. This would reduce <a href=\"https://spacey.space/tags/radiation\" class=\"mention hashtag\" rel=\"tag\">#<span>radiation</span></a> ☢️ doses by over 60% compared to the Hohmann transfer. This trajectory uses 4.62 km/s of deltaV. <a href=\"https://spacey.space/tags/SpaceX\" class=\"mention hashtag\" rel=\"tag\">#<span>SpaceX</span></a> <a href=\"https://spacey.space/tags/Starship\" class=\"mention hashtag\" rel=\"tag\">#<span>Starship</span></a> is designed for about 6 km/s of deltaV. The return velocity of <a href=\"https://spacey.space/tags/Apollo\" class=\"mention hashtag\" rel=\"tag\">#<span>Apollo</span></a> was about 11 km/s <a href=\"https://marspedia.org/Aerobraking\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">marspedia.org/Aerobraking</span><span class=\"invisible\"></span></a></p><p><a href=\"https://spacey.space/tags/Aerobraking\" class=\"mention hashtag\" rel=\"tag\">#<span>Aerobraking</span></a> <a href=\"https://spacey.space/tags/HumanSpaceflight\" class=\"mention hashtag\" rel=\"tag\">#<span>HumanSpaceflight</span></a></p>", "contentMap": { "en": "<p>The time of travel to <a href=\"https://spacey.space/tags/Mars\" class=\"mention hashtag\" rel=\"tag\">#<span>Mars</span></a> can be reduced from nine months ⏳ to about four months. This would reduce <a href=\"https://spacey.space/tags/radiation\" class=\"mention hashtag\" rel=\"tag\">#<span>radiation</span></a> ☢️ doses by over 60% compared to the Hohmann transfer. This trajectory uses 4.62 km/s of deltaV. <a href=\"https://spacey.space/tags/SpaceX\" class=\"mention hashtag\" rel=\"tag\">#<span>SpaceX</span></a> <a href=\"https://spacey.space/tags/Starship\" class=\"mention hashtag\" rel=\"tag\">#<span>Starship</span></a> is designed for about 6 km/s of deltaV. The return velocity of <a href=\"https://spacey.space/tags/Apollo\" class=\"mention hashtag\" rel=\"tag\">#<span>Apollo</span></a> was about 11 km/s <a href=\"https://marspedia.org/Aerobraking\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">marspedia.org/Aerobraking</span><span class=\"invisible\"></span></a></p><p><a href=\"https://spacey.space/tags/Aerobraking\" class=\"mention hashtag\" rel=\"tag\">#<span>Aerobraking</span></a> <a href=\"https://spacey.space/tags/HumanSpaceflight\" class=\"mention hashtag\" rel=\"tag\">#<span>HumanSpaceflight</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://spacey.space/tags/mars", "name": "#mars" }, { "type": "Hashtag", "href": "https://spacey.space/tags/radiation", "name": "#radiation" }, { "type": "Hashtag", "href": "https://spacey.space/tags/spacex", "name": "#spacex" }, { "type": "Hashtag", "href": "https://spacey.space/tags/starship", "name": "#starship" }, { "type": "Hashtag", "href": "https://spacey.space/tags/apollo", "name": "#apollo" }, { "type": "Hashtag", "href": "https://spacey.space/tags/aerobraking", "name": "#aerobraking" }, { "type": "Hashtag", "href": "https://spacey.space/tags/humanspaceflight", "name": "#humanspaceflight" } ], "replies": { "id": "https://spacey.space/users/spaceflight/statuses/114358711530691146/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://spacey.space/users/spaceflight/statuses/114358711530691146/replies?min_id=114370283317481027&page=true", "partOf": "https://spacey.space/users/spaceflight/statuses/114358711530691146/replies", "items": [ "https://spacey.space/users/spaceflight/statuses/114358776615333057", "https://spacey.space/users/spaceflight/statuses/114370283317481027" ] } }, "likes": { "id": "https://spacey.space/users/spaceflight/statuses/114358711530691146/likes", "type": "Collection", "totalItems": 5 }, "shares": { "id": "https://spacey.space/users/spaceflight/statuses/114358711530691146/shares", "type": "Collection", "totalItems": 3 } }